27764-05-2 4H-2,3,7-(1,3)Butadien(1)yl(4)ylidene-15,18-etheno-9,13-metheno-19H-(1,3)dioxolo(4,5-x)pyrido(2,3,4-tu)-1,14,6-benzodioxaazacyclodocosine, 5,6,7,8-tetrahydro-12,23,32,33-tetramethoxy-6-methyl-, (S)- Thalphine