You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name ethyl (2E,5R)-2-[[4-[(3,4-dichlorophenyl)methoxy]phenyl]methylidene]-5-(4-fluorophenyl)-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate ?
user
C30H23Cl2FN2O4S
assistant