1,10-Decane bis(1,3,3-trimethyl-2-isothiourea) dihydrobromide 63680-29-5 Pseudourea, 2,2'-decamethylene-1,1',3,3,3',3'-hexamethyldithiodi-, dihydrobromide Pseudourea, 2,2'-decamethylenebis(2-thio-1,3,3-trimethyl-, dihydrobromide USAF EL-90