| 4-butoxy-2-(4-(2-propenyl)-1-piperazinyl)-quinazolin (e)-2-butenedioate (2: |
| 2-(4-allyl-1-piperazinyl)-4-butoxyquinazoline fumarate (2:3) |
| 4-butoxy-2-(4-(2-propenyl)-1-piperazinyl)quinazoline (e)-2-butenedioate (2:3) |
| 4-butoxy-2-(4-(2-propenyl)-1-piperazinyl)-quinazolin (e)-2-butenedioate (2:3) |
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