5-[(4-aminophenoxy)methyl]-1,3-oxazolidine-2-thione

methyl 2-sulfanylidene-1,3-thiazolidine-4-carboxylate

1,2-bis(4-phenoxyphenyl)ethane-1,2-dione

1,8-dihydropyrido[4,3-d][1,3]thiazine-2,4,5,7-tetrathione

4aH-benzo[3,4]cyclobuta[1,2-d][1,3]thiazine-2,4-dithione