| No. | RT (min) | [M+H]+ | Compounds | Characteristic Fragment | Structure type | Main fragments |
| Characterized components | 1 | 3.62 | 368 | Retrorsine N-oxide | 120, 138 | RET, US | 120, 138, 238, 296, 324, 340 | 2 | 3.88 | 370 | Retronecine 9-(2,3-dihydroxy- 2-metrylbutanoate)7-senecioate N-oxide | 120, 138 | RET, US | 120, 138, 280, 308, 326, 342 | 3 | 3.95 | 366 | Seneciocannabine | 120, 139 | RET, US | 120, 138, 214, 276, 294, 322 | 4 | 5.35 | 350 | Jacozine | 120, 138 | RET, US | 120, 138, 212, 242, 260, 278, 306, 322 | 5 | 5.62 | 366 | Adonifoline | 120, 138 | RET, US | 120, 138, 338 | 8 | 6.61 | 382 | 18-Hydroxysenkirkine | 122, 150, 168 | OTO | 122, 150, 168, 186, 268, 364 | 9 | 6.84 | 352 | Senecionine N-oxide | 120, 138 | RET, US | 120, 138, 200, 234, 262, 280, 308, 324 | 10 | 6.96 | 354 | Platyphylline N-oxide | 122, 140 | RET, S | 122, 140, 158, 169, 282, 310 | 14 | 8.76 | 352 | Oxyretroisosenine | 120, 138 | RET, US | 120, 138, 324, 352, 360 | 15 | 9.19 | 356 | Ipanguline 3″-Tigloyl | 122, 140 | RET, S | 122, 140, 310, 328 | 20 | 9.92 | 352 | Monocrotalinine | 120, 138 | RET, US | 120, 138, 156, 278, 322 | 21 | 9.96 | 334 | Seneciphylline | 120, 138 | RET, US | 120, 138, 288, 306 | 24 | 11.30 | 412 | Retronecine 9-(3-acetoxy-2-hydroxy-2-methylbutanoate)7-senecioate N-oxide | 120, 138 | RET, US | 120, 138, 262, 308, 352, 368, 384 | 30 | 12.45 | 336 | Senecionine | 120, 138 | RET, US | 120, 138, 290, 308 | 31 | 12.49 | 356 | 7-Propionylintermedine | 122, 140 | RET, S | 122, 140, 222, 240, 256, 312 | 32 | 12.84 | 338 | Sarracine | 122, 140 | RET, S | 122, 140, 292, 310, 320 | 33 | 13.26 | 352 | Retrorsine | 120, 138 | RET, US | 120, 138, 220, 246, 324 | 35 | 13.53 | 224 | Isoretronecyl tiglate | 124, 142 | RET, S2 | 124, 142, 224 | 36 | 13.83 | 366 | Senkirkine | 122, 150, 168 | OTO | 122, 150, 168 | 37 | 13.98 | 288 | Thesinine | 124, 142 | RET, S2 | 124, 142, 170, 188 | 39 | 15.04 | 336 | Retroisosenine | 120, 138 | RET, US | 120, 138, 220, 254 | 41 | 16.14 | 336 | Doronenine | 120, 138 | RET, US | 120, 138, 220, 238, 254 | 42 | 16.37 | 352 | Jacobine | 120, 138 | RET, US | 120, 138, 237, 254, 334 | 45 | 19.09 | 376 | Seneciphyllinine | 120, 138 | RET, US | 120, 138, 288, 316 | 46 | 20.97 | 322 | Nilgirine | 120, 138 | RET, US | 120, 138, 154, 218 | 47 | 21.82 | 338 | Yamataimine | 120, 138 | RET, US | 120, 138, 220, 238, 256 | 48 | 25.00 | 322 | Diangeloylplatynecine | 122, 140 | RET, S | 122, 140, 222, 240 | 49 | 25.00 | 336 | Triangularine | 120, 138 | RET, US | 120, 138, 218, 236, 254 | 50 | 25.77 | 338 | Nemorensine | 122, 140 | RET, S | 122, 140, 220, 238, 256 |
| Tentatively characterized components | 6 | 6.07 | 240 | Fuchsisenecionine | 122, 140 | RET, S | 122, 140, 158, 222 | 17 | 9.28 | 27 | 12.00 |
| 7 | 6.07 | 242 | Planchonelline | 124, 142 | RET, S2 | 124, 142, 160 | 18 | 9.28 | 28 | 12.00 |
| 22 | 10.02 | 364 | Dehydro-senkirkine | 122, 150, 168 | OTO | 122, 150, 168, 318, 336, 346 | 25 | 11.85 |
| 13 | 8.38 | 238 | 7-Angeloylretronecine | 120, 138 | RET, US | 94, 120, 138, 156 | 16 | 9.21 |
| 11 | 7.46 | 388 | Jaconine or merenskine | 120, 138 | RET, US | 120, 138, 324, 352, 360 | 12 | 7.76 | 336 | Unknown | 122, 140 | RET, S | 122, 140, 167, 222, 265 | 19 | 9.57 | 382 | Otonecine or senecioracenine or petasitenine | 122, 150, 168 | OTO | 122, 150, 168, 200, 240, 310, 338, 354 | 23 | 10.35 | 350 | Seneciphylline N-oxide | 120, 138 | RET, US | 120, 138, 246, 288, 322, 332 | 26 | 11.99 | 434 | Unknow (new in nature product) | 124, 142 | RET, S2 | 124, 142, 288 | 34 | 13.45 |
| 29 | 12.41 | 340 | Unknown (dihydro-sarracine) | 122, 140 | RET, S | 122, 140, 294, 312 | 43 | 16.41 | 340 | Unknown | 122, 140 | RET, S | 122, 140, 155, 322, 338 | 38 | 14.57 | 338 | Bulgarsenine | 122, 140 | RET, S | Hastacine | Platyphylline |
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