You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 2-[2-[(3R,4R)-3-amino-4-fluoropiperidin-1-yl]-5,6-difluorobenzimidazol-1-yl]-N-methyl-N-(2,2,2-trifluoroethyl)acetamide .
user
C17H19F6N5O
assistant