Showing structure for (2e)-n-[(3s,4s,7r,10e)-7-benzyl-5,8-dihydroxy-3-phenyl-2-oxa-6,9-diazabicyclo[10.2.2]hexadeca-1(14),5,8,10,12,15-hexaen-4-yl]-4-methylpent-2-enimidic acid