7-Benzyl-5,6,7,8-tetrahydropyrido[4′,3′:4,5]thieno[2,3-d]pyrimidine-2,4-diamine

7-Benzyl-5,6,7,8-tetrahydropyrido[4′,3′:4,5]thieno[2,3-d]pyrimidin-2,4-diamin

7-Benzyl-5,6,7,8-tetrahydropyrido[4′,3′:4,5]thieno[2,3-d]pyrimidine-2,4-diamine

7-Benzyl-5,6,7,8-tétrahydropyrido[4′,3′:4,5]thiéno[2,3-d]pyrimidine-2,4-diamine

Pyrido[4′,3′:4,5]thieno[2,3-d]pyrimidine-2,4-diamine, 5,6,7,8-tetrahydro-7-(phenylmethyl)-

2,4-Diamino-7-benzyl-5,6,7,8-tetrahydropyrido[4′,3′,4,5]thieno[2,3-d]pyrimidine

7-Benzyl-5,6,7,8-tetrahydro-9-thia-1,3,7-triaza-fluorene-2,4-diamine