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(2016/04/20)(2S,3R)-3-Benzo[1,3]dioxol-5-yl-2-(4-nitro-phenyl)-oxirane-2-carbonitrile
Dimethyl 2-cyano-5-(3,4-methylenedioxyphenyl)-2-(p-nitrophenyl)tetrahydrofuran-3,4-dicarboxylate
(3aS,6aS)-2-Benzo[1,3]dioxol-5-yl-5-methyl-6a-(4-nitro-phenyl)-4,6-dioxo-hexahydro-furo[2,3-c]pyrrole-3-carboxylic acid methyl ester
4-Methoxycarbonyl-5-(3,4-methylenedioxyphenyl)-2-(p-nitrophenyl)tetrahydrofuran-2,3-dicarboximide
2-Cyano-5-(3,4-methylenedioxyphenyl)-2-(p-nitrophenyl)tetrahydrofuran-3,4-dicarboxylic anhydride