1,2,3,5-Tetrahydroimidazo(2,1-b)quinazoline 32725-29-4 33376-05-5 Imidazo(2,1-b)quinazoline, 1,2,3,5-tetrahydro- Imidazo[2,1-b]quinazoline,1,2,3,5-tetrahydro-