1,1'-Decamethylenediguanidine dihydrochloride 1,1'-Decamethylenediguanidinium dichloride 111-23-9 301-15-5 Anticoman Decamethylene biguanidine Decamethylenediguanidine dihydrochloride Decanediguanidine dihydrochloride EINECS 206-112-8 Guanidine, 1,1'-decamethylenedi-, dihydrochloride (7CI,8CI) Guanidine, N,N'''-1,10-decanediylbis-, dihydrochloride (9CI) Guanidine, decanedi-, dihydrochloride NSC 27501 Riddobetes Synthalin Synthalin A Synthalin A dihydrochloride Synthalin dihydrochloride