2-(2-chloro-3,4,5,6,7,8-hexahydro<1>benzothieno<2,3-d>pyrimidin-3-yl)ethanol

2-methyl-1,5,6,7,8,9-hexahydro<1>benzothieno<2,3-d>imidazo<1,2-a>pyrimidine

3-Methyl-1,4,5,6,7,8-hexahydro-9-thia-1,3a,10-triaza-cyclopenta[b]fluoren-2-one

3-Ethyl-1,4,5,6,7,8-hexahydro-9-thia-1,3a,10-triaza-cyclopenta[b]fluoren-2-one

3-Butyl-1,4,5,6,7,8-hexahydro-9-thia-1,3a,10-triaza-cyclopenta[b]fluoren-2-one