1-(1,2-Dithiolan-4-yl)hexahydro-1-H-azepine oxalate (1:1) 1H-AZEPINE, HEXAHYDRO-1-(1,2-DITHIOLAN-4-YL)-, OXALATE (1:1) 28822-52-8 4-Hexamethyleneimino-1,2-dithiolane oxalate