| 4-(4-oxo-2-(2-phenylethenyl)-3(4h)-quinazolinyl)-benzoic aci compd. with pi |
| perazine (2:1) |
| 4-(4-oxo-2-(2-phenylethenyl)-3(4h)-quinazolinyl)benzoic acid compd. with pipe |
| piperazine 1,4-bis(4-(4-oxo-2-(2-phenylethenyl)-3(4h)-quinazolinyl)benzoate) |
| 4-(4-oxo-2-(2-phenylethenyl)-3(4h)-quinazolinyl)-benzoic aci compd. withpiperazine (2:1) |
