You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by (2Z,6Z,17Z)-5-ethenyl-4,9,10,14,15,19,20-heptamethyl-25,26,27,28-tetrazahexacyclo[16.6.1.13,6.18,11.113,16.019,24]octacosa-1(25),2,4,6,8(27),9,11,15,17,21-decaene-21-carboxylic acid ?
user
C34H38N4O2
assistant