“…ArH 5.97 (H-8'), 6.46 (dd)(lH)(7= 1.9, 8.2 Hz)(H-10'), 6.55 (H-5), 6.61 (d)(lH)(7= 1.8 Hz)(H-10), 6.69(H-5'), 6.66-6.73 (m)(2H)( -11' andH-13'), 6.82 (d)(1H)(7= 8.3 Hz)(H-13), 6.96 (dd) (1H) (7= 1.8, 8.3 Hz) (H-14), 7.11 (dd) (1H) (7=1.9, 8.2 Hz) (H-14') (193) 152 COCSOLINE (C34H3205N2: 548.2311) MS: M+548 (57), 547 (57), 349 (4), 335 (100), 334 (27), 321 (26), 305 (13), 168(6), 107 (4) (175) CD: Negative tail 0(215), +32 (229), 0 (251), +1(252), +9 (290), 0 (315) (175) 153 COCSULINE (C35H3405N2: 562.2468) CD: +44(239), +11 (292) (122) Negative tail, 0(214), +27 (232), +2(250), +7.3 (292), 0 (320) (175) 157 ISOTRILOBINE (C36H3605N2: 576.2624) UV: 234(4.56), 287 (3.65) (175) MS: M+576 (22), 575 (15), 349 (100), 335 (44), 319 (7), 175 (59) (175) CD: Negative tail, 0(213), +31(234), +2(251), +8(290), 0(320) (175) 161 TRICORDATINE (C34H3205N2: 548.2311) CD: Negative tail, 0 (218), +9 (234), 0 (255), +2.3 (sh) (270), +2.5 (290), 0 (310) (175) 168 REPANDULINE (C37H3607N2:620.2523) nmr: NCH3 2.40 (N-2), 2.65 (N-2'), OCH3 3.62, CH202 5.92 +5.97, A1H 2.9-3.0 (H-l), 2.9-3.05 (H-3eq), 2.4-2.6 (H-3ax), 1.95-2.15 (H-4eq), 2.3-2.5 (H-4ax), 4.15 (HA), 3.88 (HB), 2.95-3.10 ( -), 2.90-3.05 (H-a), 3.30-3.38 (H-a'), 2.63-2.73 (H-a'),…”