10-((benzylthio)methyl)-1,6-dimethyl-3,8-diphenyl-4-thia-1,2,6,7,9-pentaazaspiro[4.5]deca-2,7-diene

4,6-dimethyl-2,8-diphenyl-1,9-dithia-3,4,6,7-tetraazaspiro[4.5]dec-2,7-diene

1,5-dimethyl-3-phenyl-4,5-dihydro-1,2,4-triazine-6(1H)-thione

4-methyl-2-phenyl-6H-1-thia-3,4-diazin-5-thione