| http://www.w3.org/ns/prov#value | - The substituents groups may also be substituted with halogens, particularly fluorine or bromine, or heteroatoms or the like. [0399] Non-limiting examples of hydrocarbon substituents include methyl, ethyl, propyl, butyl, pentyl, hexyl, cyclopentyl, cyclohexyl, benzyl or phenyl groups and the like, including all their isomers, for example tertiary butyl, is
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