141974-84-7 2,3-Dihydro-7-methoxypyrrolo(2,1-b)quinazolin-9(1H)-one 7-Methoxydeoxyvasicinone Cdri 73-602 Cdri-73-602 Pyrrolo(2,1-b)quinazolin-9(1H)-one, 2,3-dihydromethoxy-