IUPAC: (2S,3R)-2-{[(1R,5R,7S,14R,16S,19S,22R,25S,28S,31S,35R,37S,40R,45R,48S,51S,54S,57S,60S,63S,70R,75R)-75-[(2S)-2-{[(2S,4R)-1-[(2S)-2-amino-4-methylpentanoyl]-4-hydroxypyrrolidin-2-yl]formamido}-3-hydroxypropanamido]-25-(4-aminobutyl)-28,60-bis(3-carbamimidamidopropyl)-31,54-bis(carbamoylmethyl)-5,14,35-trihydroxy-48-(hydroxymethyl)-19-methyl-51,57,63-tris(2-methylpropyl)-2,8,11,17,20,23,26,29,32,38,46,49,52,55,58,61,64,72,74-nonadecaoxo-10-(propan-2-yl)-42,43,67,68,77,78-hexathia-3,9,12,18,21,24,27,30,33,39,47,50,53,56,59,62,65,71,73-nonadecaazahexacyclo[38.25.7.7^{22,45}.0^{3,7}.0^{12,16}.0^{33,37}]nonaheptacontan-70-yl]formamido}-3-hydroxybutanamide

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