| LM_ID | Common Name | Systematic Name | Formula | Mass |
|---|---|---|---|---|
| LMSP03019ADR | SM(d14:1(4E)/17:2(9Z,12Z)) | N-(9Z,12Z-heptadecadienoyl)-4E-tetradecasphingenine-1-phosphocholine | C36H69N2O6P | 656.4893 |
| LMSP03019AGN | SM(d14:1(8E)/17:2(9Z,12Z)) | N-(9Z,12Z-heptadecadienoyl)-8E-tetradecasphingenine-1-phosphocholine | C36H69N2O6P | 656.4893 |