(8S,10aS,14aR)-2,3,5,7,8,9,10a,11-octahydro-6H,12H-8,14a-methanobenzo[7,8][1,4]oxazocino[5,6-h]pyrrolo[4,3,2-de]quinoline-6,12-dione

7-(4-hydroxyphenethylamino)-1-tosyl-3,4-dihydropyrrolo[4,3,2-de]quinolin-8(1H)-one

5'-tosyl-2',3',5',7',8',9'-hexahydro-6'H-spiro[cyclohexane-1,10'-pyrrolo[4,3,2-de][1,7]phenanthroline]-2,5-diene-4,6'-dione

7-((4-hydroxy-3,5-diiodophenethyl)amino)-1-tosyl-3,4-dihydropyrrolo[4,3,2-de]quinolin-8(1H)-one

(8S,10aS,14aR)-5-(methylsulfonyl)-2,3,5,7,8,9,10a,11-octahydro-6H,12H-8,14a-methanobenzo[7,8][1,4]oxazocino[5,6-h]pyrrolo[4,3,2-de]quinoline-6,12-dione