You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 1-[(R)-(3-fluoro-4-methoxyphenyl)-(1-methylpyrazol-3-yl)methyl]-3-(oxolan-3-ylamino)isoquinoline-6-carboxamide into its molecular formula.
user
C26H26FN5O3
assistant