You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(6E)-1-[(2E)-2-(1-fluoroethenyl)-3-hydroxypenta-2,4-dienyl]-6,7-dimethyl-8,9-dihydro-3H-imidazo[4,5-c]azocin-2-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C17H20FN3O2
assistant