You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (3S,6R,8S)-11-[(2R)-1-but-3-ynyl-3-[(E)-2-methoxy-3-methyl-4-(2-methylsulfanyl-1,3-thiazol-4-yl)but-3-enyl]-2-methylaziridin-2-yl]-3,7-dihydroxy-4,6,8-trimethyl-5-oxoundecanal;ethane into molecular formula.
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C33H54N2O5S2
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