You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule [4-[4-[[2-fluoro-4-(tetrazol-1-yl)phenoxy]methyl]triazol-2-yl]piperidin-1-yl]-(3-hydroxypyridin-2-yl)methanone ?
user
C21H20FN9O3
assistant