| n-(4-aminophenyl)-n'-((ethylamino)iminomethyl)-ure dihydrochloride |
| n-(p-aminophenyl)-n'-((ethylamino)iminomethyl)-urea dihydrochloride |
| 1-(p-aminophenyl)-3-ethylamino-ure dihydrochloride |
| n-(4-aminophenyl)-n'-((ethylamino)iminomethyl)-uredihydrochloride |
