You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[(4-chloro-3-iodophenyl)methyl]-3-[4-[(2-methoxyethylamino)methyl]-1,3-thiazol-2-yl]urea The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H18ClIN4O2S
assistant