| prov:value
| - alkenyl, alkyl or alkoxy having 1-12 carbon atoms for example, vinyl, styryl and substituted styryl; methyl, ethyl, propyl, isopropyl, tert-butyl, isobutyl, butyl, amyl, hexyl, heptyl, octyl, nonyl, decyl, including cycloalkyl such as cyclopentyl, cyclohexyl, etc.; methoxy, ethoxy, butoxy, etc.; and including substituted alkenyl and alkyl having a hetero atom in or appended thereto, e.g., oxa, oxo
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