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 1-(2,5-dimethoxyphenyl)-6-hydroxy-5-[1-(1H-indol-3-yl)butan-2-yliminomethyl]-2-sulfanylidenepyrimidin-4-one ?
user
C25H26N4O4S
assistant