77995-54-1

4-Hydrazinyl-5,6,7,8-tetrahydro-2-methyl[1]benzothieno[2,3-d]pyrimidine 4-hydrazinyl-2-methyl-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidine [1]Benzothieno[2,3-d]pyrimidine, 4-hydrazinyl-5,6,7,8-tetrahydro-2-methyl- 3-hydrazinyl-5-methyl-8-thia-4,6-diazatricyclo[7.4.0.0,2,7]trideca-1(9),2,4,6-tetraene