| Peak | Proposed compounds | RT (min) | m/z experimental [M+H]+ | Main fragments via MS/MS | Molecular formula | References |
| 1 | 4-hydroxy-2-decylquinoline | 3.72 | 286.0753 | 198.0591, 188.0791, 184.0822, 172. 0781, 132.0473 | C19H27NO | [25] | 2 | 4-hydroxy-2-undecylquinoline | 4.66 | 300.0867 | 198.0937, 188.0735, 184.0739, 172.0781 | C20H29NO | [25] | 3 | Graveoline | 4.81 | 280.0962 | 265.0717, 237.0768, 207.0654 | C17H13NO3 | [26, 27] | 4 | Graveolinine | 5.36 | 280.0962 | 265.0717, 250.0862, 222.0900 | C17H13NO3 | [26, 27] | 5 | Skimmianine | 5.72 | 260.0886 | 245.0661, 230.0430, 216.0645, 199.0618 | C14H13NO4 | [28, 29] | 6 | Arborinine | 6.70 | 286.1064 | 271.0844, 253.0732, 244.1687, 225.0770, 197.0848, 182.0599 | C16H15NO4 | [27] | 7 | Chalepin | 7.93 | 315.1586 | 273.1148, 259.1003, 255.1037, 241.0889, 223.0753, 213.0933, 201.0573 | C19H22O4 | [30] | 8 | 1-methyl-2-nonyl-4(1H)-quinolone | 8.77 | 286.2171 | 186.0907, 173.0827 | C19H27NO | [31] | 9 | 1-methyl-2-decyl-4(1H)-quinolone | 9.23 | 300.2355 | 186.0907, 173.0827 | C20H29NO | [31] | 10 | 1-methyl-2-undecyl-4(1H)-quinolone | 10.04 | 314.2481 | 186.0907, 173.0827 | C21H31NO | [31] | 11 | 1-methyl-2-dodecyl-4(1H)-quinolone | 10.46 | 328.2617 | 186.0907, 173.0827 | C22H33NO | [31] | 12 | Dihydroevocarpine | 11.23 | 342.2783 | 186.0907, 173.0827 | C23H35NO | [31] |
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