You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(3-amino-2-methylpropyl)-2-(4-methoxyphenyl)-1,3-thiazole-4-carboxamide;dihydrochloride The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H21Cl2N3O2S
assistant