You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [[(1S,3R)-1-acetyloxy-1-[4-[[(2R,4S)-5-amino-1-(4-hydroxyphenyl)-4-methyl-5-oxopentan-2-yl]carbamoyl]-1,3-thiazol-2-yl]-4-methylpentan-3-yl]-[(2S)-3-methyl-2-[[(2R)-1-methylpiperidine-2-carbonyl]amino]pentanoyl]amino]methyl butanoate by IUPAC nomenclature, provide its molecular formula.
user
C42H64N6O9S
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