| LM_ID | Common Name | Systematic Name | Formula | Mass |
|---|---|---|---|---|
| LMSP03019ADQ | SM(d14:1(4E)/17:1(9Z)) | N-(9Z-heptadecenoyl)-4E-tetradecasphingenine-1-phosphocholine | C36H71N2O6P | 658.5050 |
| LMSP03019AGM | SM(d14:1(8E)/17:1(9Z)) | N-(9Z-heptadecenoyl)-8E-tetradecasphingenine-1-phosphocholine | C36H71N2O6P | 658.5050 |