You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
ethyl 2-[[3-methoxy-4-[2-(4-methylphenoxy)ethoxy]phenyl]methylidene]-5-(4-methoxyphenyl)-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C34H34N2O7S
assistant