“…The known compounds (+)-phenylalanine betaine ( 10 ) [ 19 ], (-)-mangochinine ( 11 ) [ 20 ], xylopinidine ( 12 ) [ 21 ], (-)-oblongine ( 13 ) [ 22 ], pellitorine ( 14 ) [ 23 ], (2 E ,4 E )- N -isobutyl-2,4-dodecadienamide ( 15 ) [ 24 ], retrofractamide A ( 16 ) [ 23 ], guineensine ( 17 ) [ 23 ], brachystamide B ( 18 ) [ 25 ], retrofractamide C ( 19 ) [ 26 ], sarmentine ( 20 ) [ 27 ], 3-(3,4-dimethoxyphenyl)propanoylpyrrole ( 21 ) [ 28 ], N - trans -feruloyltyramine ( 22 ) [ 29 ], (-)-machilusin ( 23 ) [ 30 ], galgravin ( 24 ) [ 31 ], (-)-nectandrin A ( 25 ) [ 32 ], methyl 3-(3,4-dimethoxyphenyl)propanoate ( 26 ) [ 33 ], piperic acid ( 27 ) [ 34 ], methyl piperate ( 28 ) [ 34 ], methyl (2 E ,4 E )-7-(1,3-benzodioxol-5-yl)hepta-2,4-dienoate ( 29 ) [ 35 ], (-)-blumenol B ( 30 ) [ 36 ], (-)-T-muurolol ( 31 ) [ 37 ], trans -phytol ( 32 ) [ 38 ], α-tocopherolquinone ( 33 ) [ 39 ], γ-tocopherol ( 34 ) [ 40 ], stigmast-4-ene-3,6-dione ( 35 ) [ 41 ], (22 E )-stigmasta-4,22-diene-3,6-dione ( 36 ) [ 42 ], and (22 E )-stigmasta-4,6,8(14),22-tetraen-3-one ( 37 ) [ 43 ] were determined by comparing the NMR data of 10 – 37 and the optical rotation values of 10 – 13 , 23 – 25 , 30 , and 31 with those reported in the literature.…”