| http://www.w3.org/ns/prov#value | - acyl is ethanoyl, propanoyl, butanoyl, pentanoyl, hexanoyl and isomers thereof.In the formula (I), halogen is fluorine, chlorine, bromine and iodine atom.In the formula (I), trihalomethyl is a methyl group substituted with 3 halogen atoms, e.g. trifluoromethyl, trichloromethyl, tribromomethyl, triiodomethyl.In the formula (I), trihaloacetyl is acetyl group substituted with 3 halogen atoms, e.g. tr
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