You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3S,3aS,6aR)-N-[1-(cyclopropylamino)-1,2-dioxohexan-3-yl]-2-[(2S)-2-[[(3R)-3-methoxy-2-(pyrazine-2-carbonylamino)butanoyl]amino]-3,3-dimethylbutanoyl]-3,3a,4,5,6,6a-hexahydro-1H-cyclopenta[c]pyrrole-3-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C33H49N7O7
assistant