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-[2-(ethylamino)propan-2-yl]-6-[5-[(4-fluorophenyl)methyl]-1,3,4-oxadiazol-2-yl]-1,3-dimethyl-2,4-dihydropyrimidine-4,5-diol .
user
C20H28FN5O3
assistant