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 N-[2-[4-[6-(cyclohexylmethyl)-2,6-diazaspiro[3.3]heptan-2-yl]pyrimidin-5-yl]oxy-5-fluorophenyl]-N-ethyl-2-methylpropanamide .
user
C28H38FN5O2
assistant