机译:乙基1'-甲基-2-oxo-4'-[((3aR,5R,5aS,8aS,8bR)-2,2,7,7-四甲基四氢-3aH-双[1,3] dioxolo [4,5- b:4',5'-d]吡喃-5-基] -2H-螺[[] -1,2'-吡咯烷] -3'-羧酸盐
机译:乙基(1R,1'S,2'S,7a'R)-2-oxo-1'-[(3aR,5R,5aS,8aS,8bR)-2,2,7,7-四甲基四氢-3aH-bis [1,3] dioxolo [4,5-b:4',5'-d]吡喃-5-基] -1',2',5',6',7',7a'-六氢-2H-螺[ac1,3'-吡咯嗪] -2'-羧酸盐
机译:6a-硝基-6-(2,2,7,7-四甲基四氢-3aH-双[1,3]二氧杂环戊[4,5-b:4',5'-d]吡喃-5-基)-6a, 6b,7,8,9,11a-六氢-6H-螺[chromeno [3,4-a]吡咯烷嗪-11,11'-茚并[1,2-b]喹喔啉]
机译:6a-硝基-6-(2,2,7,7-四甲基四氢-3aH-双[1,3]二氧杂环戊[4,5-b:4',5'-d]吡喃-5-基)-6a, 6b,7,8,9,11a-六氢-6H-螺[chromeno [3,4-a]吡咯烷嗪-11,11'-茚并[1,2-b]喹喔啉]
机译:1′ - 甲基-2-氧代-4′ - [(3aR,5R,5as,8as,8bR)-2,2,7,7-四甲基四氢-3H-双[1,3]二氧杂环[ 4,5-b:4′ 5′ -d]吡喃-5-基] -2H-螺[苊-1,2-′吡咯烷] -3-′ - 羧酸叔丁酯