| http://www.w3.org/ns/prov#value | - Such conjugates will be recognized as equivalents and are exemplified by addition of one, two or more simple substituents to an available aromatic ring site, such substituents including without limitation lower alkyl, e.g., methyl, ethyl and butyl; halo, e.g., chloro and bromo; nitro; carboxyl; carbo lower alkoxy, e.g., carbomethoxy and carbethoxy; amino; mono- and di-lower alkylamine, e.g., methy
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