You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(1S,2S,3R,14S,15R,16R)-5,12-dimethoxy-31-oxanonacyclo[14.14.1.13,14.02,15.04,13.06,11.017,30.018,23.024,29]dotriaconta-4,6,8,10,12,17(30),18,20,22,24,26,28-dodecaene The above is the IUPAC name of a molecule. Write its molecular formula.
user
C33H26O3
assistant