You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 7-(3-azatricyclo[4.1.0.02,7]heptan-6-yl)-3-hydroxy-2-(2,4,5-trihydroxyphenyl)chromen-4-one into its molecular formula.
user
C21H17NO6
assistant