You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named ethane;methyl N-[(2R,5S)-3-[[17-[2-[(2S)-1-[2-(methoxycarbonylamino)-3-methylbutanoyl]pyrrolidin-2-yl]-1H-imidazol-5-yl]-21-oxa-5,7-diazapentacyclo[11.8.0.03,11.04,8.014,19]henicosa-1(13),2,4(8),5,9,11,14(19),15,17-nonaen-6-yl]methyl]-6-methyl-4-oxo-2-propyl-9-oxa-3-azabicyclo[4.3.1]decan-5-yl]carbamate is given. What is its corresponding molecular formula?
user
C49H62N8O8
assistant