(2S)-1-{(2R)-2-[(8S,11S)-8-(2-amino-2-oxoethyl)-6,9-dioxo-2-oxa-7,10-diazabicyclo[11.2.2]heptadeca-1(15),13,16-trien-11-yl]-2-hydroxyethyl}-N-tert-butylpiperidine-2-carboxamide
(2s)-1-{(2r)-2-[(8s,11s)-8-(2-amino-2-oxoethyl)-6,9-dioxo-2-oxa-7,10-diazabicyclo[11.2.2]heptadeca-1(15),13,16-trien-11-yl]-2-hydroxyethyl}-n-tert-butylpiperidine-2-carboxamide