2,2'-Pentamethylene-bis(2-thiopseudourea), dihydrobromide 6290-92-2 Carbamimidothioic acid, 1,5-pentanediyl ester, dihydrobromide (9CI) NSC 855 Pentamethylene isothiourea dihydrobromide Pentamethyleneisothiourea dihydrobromide Pseudourea, 2,2'-pentamethylenebis(2-thio-, dihydrobromide USAF EL-3