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system
Provide the molecular formula for the IUPAC named substance 1-[4-azido-5-[[[3-azido-5-(5-methyl-2,6-dioxo-3H-pyridin-3-yl)oxolan-2-yl]methoxy-methylphosphoryl]oxymethyl]oxolan-2-yl]-5-methylpyrimidine-2,4-dione .
user
C22H28N9O9P
assistant