You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (2R,3S,6R)-5-(furan-2-ylmethyl)-3-(3-methoxyphenyl)-1,5-diazatricyclo[5.2.2.02,6]undecane .
user
C21H26N2O2
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