922728-59-4 Pyrimido[4,5-b]quinolin-6(1H)-one,5-(3-bromophenyl)-2,3,4,5,7,8,9,10-octahydro-4-imino-8,8-dimethyl-10-(1-naphthalenyl)-3-phenyl-2-thioxo- 59776-20-4 3-(4-chlorophenyl)-6,8-dimethyl-4,5,7-trioxo-4,4a,5,6,7,8-hexahydropyrimido[5,4-e][1,2,4]triazin-4-ium