Synonyms : N(G)-Nitro-L-arginine Methyl Ester, N(G)-Nitroarginine Methyl Ester, N(omega)-Nitro-L-arginine Methyl Ester, NG-Nitroarginine Methyl Ester, D-Orn-Isomer, NG-Nitroarginine Methyl Ester, L-Orn-Isomer, Monohydrochloride, Methyl Ester, NG-Nitro-L-Arginine