| http://www.w3.org/ns/prov#value | - Preferably, R1 is a C1???C10 alkyl, C1???C10 haloalkyl, C2???C10 alkenyl, phenyl, phenyl(C1???C10)alkyl, C1???C10 alkylphenyl, glycidoxy(C1???C10)alkyl, epoxycyclohexyl(C1???C10)alkyl, morpholino, amino(C1???C10) alkyl, amino(C2???C10) alkenyl, mercapto(C1???C10)alkyl, mercapto(C2???C10) alkenyl, cyano(C1???C10) alkyl, cyano(C2???C10)alkenyl, or halogen and the halo or halogen is chloro or fluoro.
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