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(2007/10/02)methyl 2,3-diphenyl-2-cyclopropene-1-carboxylate
1-Azido-2,3-diphenyl-cycloprop-2-enecarboxylic acid methyl ester
2,3-Dibromo-2,3-diphenyl-cyclopropanecarboxylic acid methyl ester
diphenyl acetylene
1-Azido-2,3-diphenyl-cycloprop-2-enecarboxylic acid ethyl ester