| LM_ID | Common Name | Systematic Name | Formula | Mass |
|---|---|---|---|---|
| LMSP03019ADH | SM(d14:1(4E)/15:0(2OH[R])) | N-(2R-hydroxypentadecanoyl)-4E-tetradecasphingenine-1-phosphocholine | C34H69N2O7P | 648.4842 |
| LMSP03019AGD | SM(d14:1(8E)/15:0(2OH[R])) | N-(2R-hydroxypentadecanoyl)-8E-tetradecasphingenine-1-phosphocholine | C34H69N2O7P | 648.4842 |