| LM_ID | Common Name | Systematic Name | Formula | Mass |
|---|---|---|---|---|
| LMSP03019AXP | SM(d15:2(4E,6E)/15:0(2OH[R])) | N-(2R-hydroxypentadecanoyl)-4E,6E-pentadecasphingadienine-1-phosphocholine | C35H69N2O7P | 660.4842 |
| LMSP03019A0L | SM(d15:2(4E,8E)/15:0(2OH[R])) | N-(2R-hydroxypentadecanoyl)-4E,8E-pentadecasphingadienine-1-phosphocholine | C35H69N2O7P | 660.4842 |