| LM_ID | Common Name | Systematic Name | Formula | Mass |
|---|---|---|---|---|
| LMSP03019AXK | SM(d15:2(4E,6E)/13:0(2OH[R])) | N-(2R-hydroxydodecanoyl)-4E,6E-pentadecasphingadienine-1-phosphocholine | C33H65N2O7P | 632.4529 |
| LMSP03019A0G | SM(d15:2(4E,8E)/13:0(2OH[R])) | N-(2R-hydroxydodecanoyl)-4E,8E-pentadecasphingadienine-1-phosphocholine | C33H65N2O7P | 632.4529 |