英文别名
3,3',5,5'-tetraphenyl-2,2'-dithiopyranylidine;4,4',6,6'-Tetraphenyl-2,2'-bi-thiopyranyliden;bis(diphenyl-4,6 thiopyrannylidene)-2:2';bis(diphenyl-4,6 thiopyrannylidene-2);2H-Thiopyran, 2-(4,6-diphenyl-2H-thiopyran-2-ylidene)-4,6-diphenyl-, (Z)-;(2Z)-2-(4,6-diphenylthiopyran-2-ylidene)-4,6-diphenylthiopyran