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system
Provide the molecular formula for the IUPAC named substance ethyl (2E,5S)-2-[(4-hydroxy-3-methoxyphenyl)methylidene]-5-(3-methoxy-2-propoxyphenyl)-3-oxo-7-phenyl-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate .
user
C33H32N2O7S
assistant