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(2007/10/03)1-benzyl-2-methoxycarbonylamino-3-[5-(p-nitrophenyl)-1,2,4-oxadiazol-3-yl]pyrrole-5-carbonitrile
2-amino-1-benzyl-3-[5-(p-nitrophenyl)-1,2,4-oxadiazol-3-yl]pyrrole-5-carbonitrile
1-benzyl-2-methoxycarbonylamino-3-[5-(p-nitrophenyl)-1,2,4-oxadiazol-3-yl]pyrrole
1-benzyl-3-[5-(p-nitrophenyl)-1,2,4-oxadiazol-3-yl]pyrrole-2-carboxamide
1-benzyl-3-[5-(p-nitrophenyl)-1,2,4-oxadiazol-3-yl]pyrrole-2-carboxylic acid