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(2007/10/02)methyl 2-(benzoylamino)-5-(cyanomethyl)-1H-imidazole-4-carboxylate
dimethyl 3-<(5-phenyl-1,2,4-oxadiazol-3-yl)amino>-2-pentenedioate
methyl 2-(benzoylamino)-4-(methoxycarbonyl)-1H-imidazole-5-acetate
methyl 5-(2-amino-2-oxoethyl)-2-(benzoylamino)-1H-imidazole-4-carboxylate
3-oxopentanedioic acid dimethyl ester