| 3-(2-chlorophenyl)-2-(2-(3-pyridyl)ethenyl)-4(3h)-quinazolinon |
| 2-(2-(3-pyridyl)ethenyl)-3-(2-chlorophenyl)-4(3h)-quinazolinone |
| 2-(beta-pyridyl-(3'')-aethenyl)-3-(o-chlorphenyl)chinazolinone-(4) |
| 3-(o-chlorophenyl)-2-(2-(3-pyridyl)vinyl)-4(3h)-quinazolinon |
| b 231 |
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