You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(5E,10E)-11-[(5aR,7aS)-5a,5b,8,8,9,11a-hexamethyl-2-oxo-1-propan-2-yl-4,5,6,7,7a,9,10,11,11b,12,13,13a-dodecahydro-3H-cyclopenta[a]chrysen-3a-yl]-10-hydroxy-6-methoxy-1-[2-(methylamino)ethyl]-1,2,4-triazacycloundeca-3,5,10-trien-9-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C42H66N4O4
assistant