| LM_ID | Common Name | Systematic Name | Formula | Mass |
|---|---|---|---|---|
| LMSP03019ARY | SM(d15:1(4E)/15:0) | N-(pentadecanoyl)-4E-pentadecasphingenine-1-phosphocholine | C35H71N2O6P | 646.5050 |
| LMSP03019AUU | SM(d15:1(8E)/15:0) | N-(pentadecanoyl)-8E-pentadecasphingenine-1-phosphocholine | C35H71N2O6P | 646.5050 |