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system
Provide the molecular formula for the IUPAC named substance [(2R,3R,4R,5R)-2-[[[benzyl-bis(phenylmethoxy)phosphorylamino]-phenylmethoxyphosphoryl]oxymethyl]-5-[1-benzyl-2-[(E)-(dibenzylamino)methylideneamino]-6-oxopurin-9-yl]-4-phenylmethoxyoxolan-3-yl] propanoate .
user
C70H69N7O11P2
assistant