You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 7-chloro-N-[1-[[1-cyano-2-(5,5-dimethyl-2-oxopyrrolidin-3-yl)ethyl]amino]-4,4-dimethyl-1-oxopentan-2-yl]-5-methoxy-1H-indole-2-carboxamide into molecular formula.
user
C26H34ClN5O4
assistant