You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(13R,16S)-7,10-diazatetracyclo[8.6.1.05,17.012,16]heptadeca-1,3,5(17)-trien-13-ol is the IUPAC name of a molecule. Please give its molecular formula.
user
C15H20N2O
assistant