1,2,3,4-Tetrahydro-1-(1-piperidinylacetyl)-6H-pyrimido(2,1-b)quinazolin-6-one 160776-59-0 6H-Pyrimido(2,1-b)quinazolin-6-one, 1,2,3,4-tetrahydro-1-(1-piperidinylacetyl)-