[(2-But-3-enyl-4-methoxy-benzoyl)-phenyl-amino]-phenyl-acetic acid ethyl ester

1,5-diphenyl-2--3,4-bis(carbomethoxy)pyrrole

1,2-diphenyl-7-methoxy-4,5-dihydro-1H-benzindole

N-phenyl-N--2-phenylglycine

N-methyl-N--2-phenylglycine ethyl ester