You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
ethyl 2-[[8-[(3E,5Z)-hepta-1,3,5-trien-4-yl]-7-[[(3E)-hexa-1,3,5-trien-3-yl]amino]-5-oxo-4-(trifluoromethyl)-1,8-naphthyridin-2-yl]amino]acetate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H27F3N4O3
assistant