You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
7-(2-methylbutyl)-18-[3-[18-(2-methylbutyl)-6,8,17,19-tetraoxo-7,18-diazaheptacyclo[14.6.2.22,5.03,12.04,9.013,23.020,24]hexacosa-1(23),2,4,9,11,13,15,20(24),21,25-decaen-7-yl]propyl]-7,18-diazaheptacyclo[14.6.2.22,5.03,12.04,9.013,23.020,24]hexacosa-1(23),2,4,9,11,13,15,20(24),21,25-decaene-6,8,17,19-tetrone The above is the IUPAC name of a molecule. Write its molecular formula.
user
C61H44N4O8
assistant