You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 8-methyl-8-[(1Z,3Z)-penta-1,3-dienyl]-9-oxa-25-azahexacyclo[14.11.0.02,7.010,15.018,26.019,24]heptacosa-1(16),2,4,6,10,12,14,17,19,21,23,26-dodecaene is given. What is its corresponding molecular formula?
user
C31H25NO
assistant