You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N-[(1R)-2,11,20,29,39-pentaza-38,40-diazoniaundecacyclo[19.17.1.11,12.02,10.04,9.013,18.022,27.028,39.030,38.031,36.019,40]tetraconta-3,5,7,9,11,13,15,17,19(40),20,22,24,26,28,30(38),31,33,35-octadecaen-3-yl]methanimine by IUPAC nomenclature, provide its molecular formula.
user
C34H20N8+2
assistant