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 4-[2-(2-acetylpiperazin-1-yl)-4-methyl-7-oxopyrido[2,3-d]pyrimidin-8-yl]-N-[(3,4-dimethoxyphenyl)methyl]benzamide .
user
C30H32N6O5
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