You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-(2,3-dimethylphenyl)-2-[[6-[(2-methoxyphenyl)methyl]-4-oxo-3,5,7,8-tetrahydropyrido[4,3-d]pyrimidin-2-yl]sulfanyl]acetamide ?
user
C25H28N4O3S
assistant