You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2E)-2-[[(4S)-4-(4-methylphenyl)-2-phenyl-4H-chromen-3-yl]methylidene]-[1,3]thiazolo[3,2-a]benzimidazol-1-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C32H22N2O2S
assistant