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system
Name the molecular formula for the molecule established as (2R,11S,12S,16S)-2,16-dimethyl-15-(5-methylpyridin-3-yl)-8-azatetracyclo[9.7.0.02,8.012,16]octadec-14-ene using the IUPAC nomenclature.
user
C25H36N2
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