477-57-6

(4aS,16aR)-3,4,4a,5,16a,17,18,19-Octahydro-12,21,22,26-tetramethoxy-4,17-dimethyl-16H-1,24:6,9-dietheno-11,15-metheno-2H-pyrido[2′,3′:17,18][1,11]dioxacycloeicosino[2,3,4-ij]isoquinoline