2-(4-Hydroxy-3,5-Dimethylphenyl)-7-Methyl-5,6,7,8-Tetrahydropyrido(4',3':4,5)thieno(2,3-D)pyrimidin-4(3h)-one
2-(4-hydroxy-3,5-dimethylphenyl)-7-methyl-5,6,7,8-tetrahydropyrido(4',3':4,5)thieno(2,3-d)pyrimidin-4(3h)-one