You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 4-[[1-(2-fluorophenyl)-5-propan-2-yl-1,2,4-triazole-3-carbonyl]amino]-2,2-dimethylbutanoic acid by IUPAC nomenclature, provide its molecular formula.
user
C18H23FN4O3
assistant