| http://www.w3.org/ns/prov#value | - Preference is generally given to substituents from the group consisting of halogen, such as fluorine and chlorine, (C1-C4)alkyl, preferably methyl or ethyl, (C1-C4)haloalkyl, preferably trifluoromethyl, (C1-C4)alkoxy, preferably methoxy or ethoxy, (C1-C4)haloalkoxy, nitro, and cyano.
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