prov:value
| - X is hydrogen, hydroxy, methoxy, chloro, bromo, fluoro, methyl, trifluoromethyl or nitro group; L is a leaving group typically a halogen or an alkyl- or aryl-sulfonyloxy group such as chloro, bromo, mesyloxy, besyloxy or tosyloxy group; and R is a C1-C4 alkyl group.
|