| http://www.w3.org/ns/prov#value | - Aryl, heteroaryl, or heterocyclic groups may be unsubstituted or substituted by one or more substituents including for example a C1-6 alkyl, hydroxy, halo, nitro, C1-6 alkoxy, C1-6 alkylthio, trifluoromethyl, C1-6 acyl, arylcarbonyl, heteroarylcarbonyl, nitrile, C1-6 alkoxycarbonyl, alkaryl (in which the alkyl group has 1 to 6 carbon atoms), and alkheteroaryl (in which the alkyl group has 1 to 6 c
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