Showing structure for {[(9z,11z,13s,14s,15z,17s,18r,19s,21s)-8-hydroxy-3,13,19-trimethoxy-9,15,17,21-tetramethyl-4,23-dioxo-22-oxa-7-azatricyclo[16.3.1.1²,⁶]tricosa-2,5,7,9,11,15-hexaen-14-yl]oxy}methanimidic acid