1,2,3,5,6,7-Hexahydro-3-methyl-2-thioxo-4H-cyclopenta(4,5)thieno(2,3-d)pyrimidin-4-one 132605-19-7 4H-Cyclopenta(4,5)thieno(2,3-d)pyrimidin-4-one, 1,2,3,5,6,7-hexahydro-3-methyl-2-thioxo- BRN 4188267