1,2,3,4-Tetrahydro-1-((4-phenyl-1-piperazinyl)acetyl)-6H-pyrimido(2,1-b)quinazolin-6-one 160776-60-3 6H-Pyrimido(2,1-b)quinazolin-6-one, 1,2,3,4-tetrahydro-1-((4-phenyl-1-piperazinyl)acetyl)-