10,17-dioxosparteine

(7R,7aα,14R,14aβ)-Dodecahydro-7α,14α-methano-2H,6H-dipyrido[1,2-a:1',2'-e][1,5]diazocine-6,13-dione

[7R,7aα,14α,14aβ]-Dodecahydro-7α,14α-methano-6H,13H-dipyrido[1,2-a:1',2'-e][1,5]diazocine-6,13-dione