9-isopropyl-9-thia-10-azaphenanthren-9-ium-10-ide

6-cyclohexyl-6H-dibenzo<1,2>thiazine

2-amino-2'-biphenyl

7-phenyl-6H-dibenzo<1,4>thiazocine

9-sec-butyl-9-thia-10-azaphenanthren-9-ium-10-ide