Carbanilic acid, p-carboxy-, 1,1'-trimethylenebis(2-(diethylamino)ethyl) ester, dihydrochloride FD7688000 McN-100 dihydrochloride Tridiurecaine dihydrochloride p-Carboxycarbanilic acid 1,1'-trimethylenebis(2-(diethylamino)ethyl) ester dihydrochloride