You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[18-[1-[bis[2-(oxiran-2-yl)ethyl]amino]-1-oxopentan-2-yl]-11,14,22,26-tetrakis(3-ethylphenoxy)-6,8,17,19-tetraoxo-7,18-diazaheptacyclo[14.6.2.22,5.03,12.04,9.013,23.020,24]hexacosa-1(22),2(26),3,5(25),9,11,13,15,20,23-decaen-7-yl]-N,N-bis[2-(oxiran-2-yl)ethyl]pentanamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C82H84N4O14
assistant