1,2,4-Dithiazolidine-3-thione, 5-imino- 3H-1,2,4-Dithiazole-3-thione, 5-amino- 5-Imino-1,2,4-dithiazolidine-3-thione 6846-35-1 Isoperthiocyanic acid NSC65248 WLN: T5MYSSYJ BUS EUM Xanthane hydride Xanthanohydrogen