You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(1S,4S,7R,11S,14S,17S,20R,24S,28Z)-2,4,12,15,17,25-hexamethyl-3,6,10,13,16,19,23,26-octaoxo-11,24-di(propan-2-yl)-20-(quinoxaline-2-carbonylamino)-9,22-dioxa-2,5,12,15,18,25-hexazabicyclo[12.12.4]triacont-28-en-7-yl]quinoxaline-2-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C52H64N12O12
assistant