You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(4S)-4-[[(1R)-3-[[(2R)-2-[[(2S)-2-amino-4-[2-(dodecanoylamino)ethylamino]butanoyl]amino]-3-(7H-cyclopenta[b]pyridin-5-yl)propanoyl]amino]-1-carboxypropyl]carbamoyl]-6-oxoheptanoic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C41H65N7O9
assistant