129664-00-2 2-(4-(2-Propenyl)-1-piperazinyl)-4-propoxyquinazoline (E)-2-butenedioate (1:1) 2-(4-Allyl-1-piperazinyl)-4-propoxyquinazoline fumarate Quinazoline, 2-(4-(2-propenyl)-1-piperazinyl)-4-propoxy-, (E)-2-butenedioate (1:1)