2H-pyrimido[1,2-a]pyrimidin-2-one, 8-methoxy-3,7-dimethyl- 8-methoxy-3,7-dimethyl-2H-pyrimido[1,2-a]pyrimidin-2-one InChI=1/C10H11N3O2/c1-6-4-13-5-7(2)9(15-3)12-10(13)11-8(6)14/h4-5H,1-3H