英文名称
20-(19,21-Dithia-6,9,15,25-tetrazahexacyclo[12.11.0.02,7.08,13.016,24.018,22]pentacosa-1(25),2(7),3,5,8(13),9,11,14,16,18(22),23-undecaen-20-ylidene)-19,21-dithia-6,9,15,25-tetrazahexacyclo[12.11.0.02,7.08,13.016,24.018,22]pentacosa-1(25),2(7),3,5,8(13),9,11,14,16,18(22),23-undecaene