You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl (2S)-6-[1-[(3aS,6aS)-2-methyl-3,3a,4,5,6,6a-hexahydro-1H-cyclopenta[c]pyrrol-5-yl]pyrazol-4-yl]-5-cyclobutyloxy-2-methyl-3,4-dihydro-2H-quinoline-1-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C27H36N4O3
assistant