英文同义词
Nizatidine EP IMpurity A;Nizatidine IMpurity A;N,N'-dimethyl-2-nitro-1,1-ethenediamine;Nizatidine Impurity 1(Nizatidine EP Impurity A);Ranitidine EP Impurity L;1-N,1-N'-dimethyl-2-nitroethene-1,1-diamine;N,N'-Dimethyl-2-nitroethene-1,1-dia;1,1-Ethenediamine, N,N'-dimethyl-2-nitro-