7096-96-0 GELSEDINE NSC71050 Spiro[3H-indole-3,7'(6'H)-[3,6]methano[1H]oxepino[4,3-b]pyrrol]-2(1H)-one, 2'-ethyl-2',3',3'a,4',8',8'a-hexahydro-1-methoxy- Spiro[3H-indole-3,7'(6'H)-[3,6]methano[1H]oxepino[4,3-b]pyrrol]-2(1H)-one, 2'-ethyl-2',3',3'a,4',8',8'a-hexahydro-1-methoxy-, [2'R-(2'.alpha.,3'.alpha.,3'a.beta.,6'.alpha.,7'.alpha.,8'a.beta.)]-