| LM_ID | Common Name | Systematic Name | Formula | Mass |
|---|---|---|---|---|
| LMSP03019BKN | SM(d17:1(4E)/12:0) | N-(dodecanoyl)-4E-heptadecasphingenine-1-phosphocholine | C34H69N2O6P | 632.4893 |
| LMSP03019BNJ | SM(d17:1(8E)/12:0) | N-(dodecanoyl)-4E-heptadecasphingenine-1-phosphocholine | C34H69N2O6P | 632.4893 |