2-(3-chlorophenyl)sulfanyl-5-methoxybenzoic acid

6-chloro-2-methoxythioxanthen-9-one

1-[2-(dimethylamino)ethylamino]-7-hydroxythioxanthen-9-one

[8-[2-(dimethylamino)ethylamino]-9-oxothioxanthen-2-yl] 4-methylbenzenesulfonate