You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule N-[[(3R,3aS,6aS)-5-[(1-methylpyrazol-4-yl)methyl]-2,3,3a,4,6,6a-hexahydrofuro[2,3-c]pyrrol-3-yl]methyl]benzamide;2,2,2-trifluoroacetic acid ?
user
C21H25F3N4O4
assistant