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 4-[hydroxy-(4-methoxy-3-methylphenyl)methylidene]-5-(4-hydroxy-3-methoxyphenyl)-1-(2-morpholin-4-ium-4-ylethyl)pyrrolidine-2,3-dione ?
user
C26H31N2O7+
assistant