You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-(3,4-dihydro-2H-chromen-6-yl)-1-[2-[2-(dimethylamino)-5-phenylpyrimidin-4-yl]pyrrolidin-1-yl]ethanone into its molecular formula.
user
C27H30N4O2
assistant