(1R,1′R,12S,13R,13′S,14E,14′E,17′R,19S,19′S,21S,21′S)-14,14′-Diethylidene-10,17′-bi(8,16-diazahexacyclo[11.5.2.1~1,8~.0~2,7~.0~12,21~.0~16,19~]henicosane)-2,2′,4,4′,6,6′,10,11′-octaene-9,9′-dione

(1R,1′R,12S,13R,13′S,14E,14′E,17′R,19S,19′S,21S,21′S)-14,14′-Diethyliden-10,17′-bi(8,16-diazahexacyclo[11.5.2.1~1,8~.0~2,7~.0~12,21~.0~16,19~]henicosan)-2,2′,4,4′,6,6′,10,11′-octaen-9,9′-dion

(1R,1′R,12S,13R,13′S,14E,14′E,17′R,19S,19′S,21S,21′S)-14,14′-Diethylidene-10,17′-bi(8,16-diazahexacyclo[11.5.2.1~1,8~.0~2,7~.0~12,21~.0~16,19~]henicosane)-2,2′,4,4′,6,6′,10,11′-octaene-9,9′-dione

(1R,1′R,12S,13R,13′S,14E,14′E,17′R,19S,19′S,21S,21′S)-14,14′-Diéthylidène-10,17′-bi(8,16-diazahexacyclo[11.5.2.1~1,8~.0~2,7~.0~12,21~.0~16,19~]hénicosane)-2,2′,4,4′,6,6′,10,11′-octaène-9,9′-dione

12H-1,12-Ethano-9H-pyrido[1,2,3-lm]pyrrolo[2,3-d]carbazol-9-one, 14-ethylidene-10-[(2R,3aR,11bS,12S,13aS,14E)-14-ethylidene-2,3,10,11b,13,13a-hexahydro-9-oxo-12H-1,12-ethano-9H-pyrido[1,2,3-lm]pyrrolo [2,3-d]carbazol-2-yl]-2,3,11a,11b,13,13a-hexahydro-, (3aR,11aS,11bS,12R,13aS,14E)-

(1R,13S,14E,17R,19S,21S)-14-ethylidene-17-[(1R,12S,13R,14E,19S,21S)-14-ethylidene-9-oxo-8,16-diazahexacyclo[11.5.2.11,8.02,7.016,19.012,21]henicosa-2,4,6,10-tetraen-10-yl]-8,16-diazahexacyclo[11.5.2.11,8.02,7.016,19.012,21]henicosa-2,4,6,11-tetraen-9-one

(3aR,11aS,11bS,12R,13aS,14E)-14-ethylidene-10-[(2R,3aR,11bS,12S,13aS,14E)-14-ethylidene-9-oxo-2,3,10,12,13,13a-hexahydro-9H,11bH-1,12-ethanopyrido[1,2,3-lm]pyrrolo[2,3-d]carbazol-2-yl]-2,3,11a,12,13,13a-hexahydro-9H,11bH-1,12-ethanopyrido[1,2,3-lm]pyrrolo[2,3-d]carbazol-9-one

12H-1,12-ethano-9H-pyrido[1,2,3-lm]pyrrolo[2,3-d]carbazol-9-one, 14-ethylidene-10-[(2R,3aR,11bS,12S,13aS,14E)-14-ethylidene-2,3,10,11b,13,13a-hexahydro-9-oxo-12H-1,12-ethano-9H-pyrido[1,2,3-lm]pyrrolo[2,3-d]carbazol-2-yl]-2,3,11a,11b,13,13a-hexahydro-, (3aR,11aS,11bS,12R,13aS,14E)-

isosungucine