You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance methyl 3-[[(2S)-2-amino-3-(1-benzylimidazol-4-yl)propanoyl]amino]-2-methylpropanoate;dihydrochloride .
user
C18H26Cl2N4O3
assistant