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-[(2Z,4E,6E)-8,8-difluoroocta-2,4,6-trien-4-yl]-3-(oxan-4-yl)pyrazolo[3,4-c]pyridine .
user
C19H21F2N3O
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