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system
Provide the molecular formula for the IUPAC named substance (2R,3S,4S)-4-[[(2S,3R)-3-amino-2-[[(2S,3R)-2-[[2-[[(4Z,6E)-2,3-dihydroxy-2,6,8-trimethyldeca-4,6-dienoyl]amino]acetyl]amino]-3-hydroxybutanoyl]amino]butanoyl]amino]-N'-[(3R,6S,9S,15R,18R,19R,22S)-6-[(1R)-1-hydroxyethyl]-3-[(R)-(4-hydroxyphenyl)-methoxymethyl]-15-(methoxymethyl)-7,9-dimethyl-2,5,8,11,14,17,21-heptaoxo-19-propan-2-yl-20-oxa-1,4,7,10,13,16-hexazabicyclo[20.4.0]hexacosan-18-yl]-2,3-dimethylpentanediamide .
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C66H105N13O21
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