"(2R,3R,3aS,7R,8aS,9S,10aR,11S,12R,13aR,13bS,15S,18S,21S,24S,26R,28R,29aS)-2-[(2S)-3-氨基-2-羟丙基]hexacosahydro-3-甲氧基-26-甲基-20,27-双(亚甲基)-11,15:18,21:24,28-三环氧-7,9-乙醇-12,15-甲桥-9H,15H-呋喃[3,2-i]呋喃[2',3':5,6]吡喃并[4,3-b][1,4]二氧杂环戊二烯-5(4H)-酮"
"(2R,3R,3aS,7R,8aS,9S,10aR,11S,12R,13aR,13bS,15S,18S,21S,24S,26R,28R,29aS)-2-[(2S)-3-氨基-2-羟丙基]hexacosahydro-3-甲氧基-26-甲基-20,27-双(亚甲基)-11,15:18,21:24,28-三环氧-7,9-乙醇-12,15-甲桥-9H,15H-呋喃[3,2-i]呋喃[2',3':5,6]吡喃并[4,3-b][1,4]二氧杂环戊二烯-5(4H)-酮"
"(2R,3R,3aS,7R,8aS,9S,10aR,11S,12R,13aR,13bS,15S,18S,21S,24S,26R,28R,29aS)-2-[(2S)-3-氨基-2-羟丙基]hexacosahydro-3-甲氧基-26-甲基-20,27-双(亚甲基)-11,15:18,21:24,28-三环氧-7,9-乙醇-12,15-甲桥-9H,15H-呋喃[3,2-i]呋喃[2',3':5,6]吡喃并[4,3-b][1,4]二氧杂环戊二烯-5(4H)-酮"
"(2R,3R,3aS,7R,8aS,9S,10aR,11S,12R,13aR,13bS,15S,18S,21S,24S,26R,28R,29aS)-2-[(2S)-3-氨基-2-羟丙基]hexacosahydro-3-甲氧基-26-甲基-20,27-双(亚甲基)-11,15:18,21:24,28-三环氧-7,9-乙醇-12,15-甲桥-9H,15H-呋喃[3,2-i]呋喃[2',3':5,6]吡喃并[4,3-b][1,4]二氧杂环戊二烯-5(4H)-酮"