Lamotrigine Impurity-G CAS No. : 38943-76-9Molecular Formula: C9H7Cl2N5Molecular Weight : 256.09Chemical Name : 6-(2,4-dichloro-phenyl)-[1,2,4]triazine-3,5-diyldiamine LAM-1 CAS No. : 84689-20-3Molecular Formula: C9H7Cl2N5Molecular Weight : 256.09Chemical Name : 2-(2,3-Dichlorophenyl)-2-(guanidinylimino)acetonitrile