1,2,5,6-tetraphenyl-3,8,9,10-tetrathiatricyclo[4.2.1.1^2,5]decane-4,7-dione

3-methylsulfanyl-5,6-diphenyl-[1,4,2]dithiazine

丁炔二酸二甲酯

4,5-二苯基-1,2,3-噻二唑

甲醇