1-methoxy-4-[4-(4-methoxyphenyl)sulfonylbut-2-ynylsulfonyl]benzene

2-(4-methoxyphenyl)sulfanylbenzene-1,4-dicarbonitrile

3-(4-hydroxyphenyl)sulfonylphenol

1-methoxy-4-(2-phenylethynylsulfanyl)benzene

1-chloro-7-methoxy-4-nitro-9H-thioxanthen-9-one