You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-(1H-indole-2-carbonyl)-N-[(2R)-1-(4-methoxyanilino)-1-oxopropan-2-yl]piperazine-1-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H27N5O4
assistant