Synonyms: 2-(Allylsulfanyl)-5-(4-hydroxy-3-iodo-5-methoxyphenyl)-8,8-dimethyl-5,8,9,10-tetrahydropyrimido[4,5-b]quinoline-4,6(3H,7H)-dione;pyrimido[4,5-b]quinoline-4,6(3H,7H)-dione, 5,8,9,10-tetrahydro-5-(4-hydroxy-3-iodo-5-methoxyphenyl)-8,8-dimethyl-2-(2-propen-1-ylthio)-