35 Advertising, marketing and sales promotion; business management; business administration; providing office functions; retail and wholesale store services of chemicals for use in industry, in particular, 1,2-cyclohexane dicarboxylic acid diisononyl ester (DINCH), diisopentyl terephthalate, 1,3-butadiene, 1,2-butadiene, 1-butene, 2-propylheptanol (2PH), diisobutene, diisononyl phthalate (DINP), di-n-butene, ethyl tert-butyl ether (ETBE), liquid gases, liquid gas mixtures consisting of propane, n-butane, and isobutane, isobutene, isobutane, aerosols, isononanol (INA) in the nature of alcohol, isononyl benzoate (INB), isotridecanol (ITDA), methyl tert-butyl ether (MTBE and MTBS and MTBE S and MBTBE T) in the nature of chemical additives to motor fuels, carburants, lubricants, and fuels, n-butane, oxo oils obtained from the production of 2-PH, oxo oils obtained from the production of INA, oxo oils obtained from the production of ITDA, propane for use in industry, raffinates, namely, mixtures of C4-containing raw material flows or hydrocarbons, anhydrous, and azeotropic tert-butanol (TBA), tetrabutane, tetrabutene, tributene for use in industry, trimethylhexanal (TMH), hydrogen, at various pressure levels, 2,2'-bis (1,1'-biphenyl-2,2'-diyl)phosphite-3,3'-di-tert-butyl-5,5'-dimethoxy-1,1'-biphenyl in the nature of phosphorus ligand and co-catalyst; retail and wholesale store services featuring oils, greases, lubricants and fuels including motor fuels, in particular, diisobutene in the nature of butane gases being fuel, ethyl tert-butyl ether (ETBE) in the nature of butane gases being fuel, liquid gases, liquid gas mixtures, fuels or non-chemical additives to fuels, in particular, oxo oil obtained from the production of INA, oxo oil obtained from the production of ITDA, oxo oils obtained from the production of 2-PH, raw butane in the nature of butane gases being fuel, tetrabutane in the nature of butane gases being fuel, tetrabutene in the nature of butane gases being fuel, tri-n-butene in the nature of butane gases being fuel, hydrogen at various pressure levels in the nature of fuels, non-chemical additives to oils, greases, lubricants and fuels; providing of information and consultancy in the field of e-commerce, specifically, the ordering of goods; administrative processing of purchase orders; administrative processing of buying orders; business organisation and management of customer loyalty programs; product demonstrations and presentations; marketing services, namely, presentation of goods and services of others; organisation of chemical and fuel product presentations for commercial purposes; planning and organisation of trade fairs, exhibitions and chemical and fuel product presentations for commercial or advertising purposes; presentation of companies, and the goods and services thereof, on the internet; digital marketing services; digital advertising; business consultancy and assistance in the field of advertising, marketing and sales promotion; promotion of customer loyalty in the nature of development of bonus incentive program for customers for marketing purposes; public relations; communications strategy consultancy with regard to public relations; online ordering of chemical and fuel products; ordering, for others; ordering services for others in the nature of chemical and fuel product orders for others; computer-aided order confirmation, namely, electronic processing of orders for others; electronic processing of purchase orders; receiving of orders by telephone, for others; office functions in relation to receiving orders; business networking, namely, chemical organization business networking events; business consultancy relating to the cost-price analysis regarding the customer orders; compilation and systemisation of information into computer databases; compilation and input of information into computer databases; acquisition, data processing, updating and maintenance of data in computer databases; database management; administration of chemical and fuel product business affairs; business records management; management of incentive and bonus programs for promoting the sale of the goods and services of others; business research; organisation of auctions on the internet