(2,4-dithioxo-4,5,6,7-tetrahydro-1H-cyclopenta[d]pyrimidine-1,3(2H)-diyl)bis(phenylmethanone)

cyclohexeno[e]pyrimidine-2,4-dithiol

5,6,7,8-tetrahydro-2-phenyl-4H-1,3-benzoxazine-4-thione

6-benzylsulfanyl-1,4-diphenyl-1,3,5-triazine-2-thione

N-(ethylcarbamothioyl)benzamide