You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl 3-(1,3-benzodioxol-5-yl)-3-[4-hydroxy-1-[2-(1H-indol-3-yl)ethyl]-6-methyl-2-oxopyridin-3-yl]propanoate is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H26N2O6
assistant