Showing structure for n-[19-benzyl-11,18-dihydroxy-16-isopropyl-13,20-dimethyl-2,8,15,21-tetraoxo-9-(sec-butyl)-14-oxa-1,7,10,17,20-pentaazatricyclo[20.3.0.0³,⁷]pentacosa-10,17-dien-12-yl]ethanimidic acid