You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 2-[[4-[[(4R,4aS,12bS)-4a-hydroxy-3-methyl-7-oxo-2,4,5,6,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-9-yl]oxy]-4-oxobutanoyl]amino]-3-methylbutanoic acid;sulfane into molecular formula.
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C26H34N2O8S
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