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 2-[4-(2,3-difluoro-4-methoxyphenyl)-2-fluorophenyl]-6-ethoxy-1,2,3,4,4a,5,6,7,8,8a-decahydronaphthalene .
user
C25H29F3O2
assistant