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 1-[(3R)-3-[(3,5-dimethyl-1,2,4-triazol-1-yl)methyl]piperidin-1-yl]-3-(4-fluorophenyl)propan-1-one .
user
C19H25FN4O
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