Are there alternatives to 1-(4-Chlorophenyl)-3-cyanoguanidine (CAS: 1482-62-8) in synthesis?

In synthesis, 1-(4-Chlorophenyl)-3-cyanoguanidine (CAS: 1482-62-8) can be replaced by similar compounds like 4-chloro-1-nitroguanidine or 3-cyanoguanidine itself. Other alternatives include using different functional groups or modifying the structure to achieve similar properties. These alternatives can be more readily available or have better reactivity in specific reactions, depending on the application.