You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2E,5S)-2-[[3-bromo-5-methoxy-4-(naphthalen-1-ylmethoxy)phenyl]methylidene]-5-(4-methoxyphenyl)-7-methyl-3-oxo-N-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C40H32BrN3O5S
assistant