You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[6-(2-aminopyrimidin-4-yl)-1H-benzimidazol-2-yl]-N-[2-(3-methoxyphenyl)ethyl]-3,4-dihydro-2H-chromene-6-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C30H28N6O3
assistant