6-(4-AMINOPHENYL)-1-((2,6-DIFLUOROPHENYL)METHYL)-5-((DIMETHYLAMINO)METHYL)-3-(6-METHOXY-3-PYRIDAZINYL)THIENO(2,3-D)PYRIMIDINE-2,4(1H,3H)-DIONE
6-(4-aminophenyl)-1-((2,6-difluorophenyl)methyl)-5-((dimethylamino)methyl)-3-(6-methoxy-3-pyridazinyl)thieno(2,3-d)pyrimidine-2,4(1h,3h)-dione