1,3-Bis-2-(amidinothio)ethylurea, dihydrochloride 64039-26-5 Pseudourea, 2,2'-ureylenebis(ethylenethio-, dihydrochloride Pseudourea, 2,2'-ureylenediethylenebis(2-thio-, dihydrochloride Pseudourea, 2,2'-ureylenediethylenedithiodi-, dihydrochloride Urea, 1,3-bis(2-(amidinothio)ethyl)-, dihydrochloride