| l-prolyl-n-[(3s,15s,20s,25as)-10-(butan-2-yl)-11-hydroxy-3-(4-methoxybenzyl)-2,6,17-trimethyl-20-(2-methylpropyl)-1,4,8,13,16,18,21-heptaoxo-15-(propan-2-yl)docosahydro-15h-pyrrolo[2,1-f][1,15,4,7,10,20]dioxatetraazacyclotricosin-7-yl]-n<sup>2</sup>-methy |
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