You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[3-methyl-8-[3-pyridin-2-yl-5-(2,4,6-trimethylphenyl)phenyl]imidazo[1,2-a]pyridin-2-yl]-4-phenylphenol is the IUPAC name of a molecule. Please give its molecular formula.
user
C40H33N3O
assistant