| 4-((m-chlorophenyl)azo)-3-methyl-5-oxo-2-pyrazoline-1-carboxamidin hydrochl |
| 4-((m-chlorophenyl)azo)-3-methyl-5-oxo-2-pyrazoline-1-carboxamidine hydrochlo |
| 4-(3'-chlor-phenyl-azo)-3-methyl-pyrazolon-(5)-yl-1-amidin hydrochlorid |
| f 2352 |
| 4-((m-chlorophenyl)azo)-3-methyl-5-oxo-2-pyrazoline-1-carboxamidin hydrochloride |