You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[(S)-[(2S,4S,5R)-5-ethenyl-1-azabicyclo[2.2.2]octan-2-yl]-(6-methoxyquinolin-4-yl)methyl]-3-[(25,26,27,28-tetrapropoxy-5-pentacyclo[19.3.1.13,7.19,13.115,19]octacosa-1(24),3,5,7(28),9,11,13(27),15(26),16,18,21(25),22-dodecaenyl)methyl]urea is the IUPAC name of a molecule. Please give its molecular formula.
user
C62H74N4O6
assistant