You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[(2R)-2-[[3-[(2-chloro-6-methylphenyl)carbamoylamino]naphthalene-2-carbonyl]amino]propyl]indole-1-carboxylic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C31H27ClN4O4
assistant