You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name methyl N-[(1R)-2-[(2S,5R)-2-[17-[2-[(2S,5S)-1-[(2S)-2-(methoxycarbonylamino)-3-methylbutanoyl]-5-methylpyrrolidin-2-yl]-1H-imidazol-5-yl]-21-oxa-7-azapentacyclo[11.8.0.03,11.04,8.014,19]henicosa-1(13),2,4(8),6,9,11,14(19),15,17-nonaen-6-yl]-5-methylpyrrolidin-1-yl]-2-oxo-1-phenylethyl]carbamate into its molecular formula.
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C49H53N7O7
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