Showing structure for {[13-hydroxy-21-(4-hydroxy-1-methoxy-2-oxopentyl)-8,14,19-trimethoxy-4,10,12,16-tetramethyl-3,20,22-trioxo-2-azabicyclo[16.3.1]docosa-1(21),4,6,10,18-pentaen-9-yl]oxy}methanimidic acid