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system
Provide the molecular formula for the IUPAC named substance methyl 2-[2-[2-[6-(4-fluorophenyl)-13-oxa-5,6-diazatetracyclo[7.4.0.01,12.03,7]trideca-3(7),4,8-trien-12-yl]ethynyl]phenyl]-2-hydroxyacetate .
user
C27H21FN2O4
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