You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 1-(3,4-dichlorophenyl)-3-[C-(3,4-dihydro-1H-isoquinolin-2-yl)-N-(4,6-dimethylpyrimidin-2-yl)carbonimidoyl]urea .
user
C23H22Cl2N6O
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