| LM_ID | Common Name | Systematic Name | Formula | Mass |
|---|---|---|---|---|
| LMSP03019ARZ | SM(d15:1(4E)/15:1(9Z)) | N-(9Z-pentadecenoyl)-4E-pentadecasphingenine-1-phosphocholine | C35H69N2O6P | 644.4893 |
| LMSP03019AUV | SM(d15:1(8E)/15:1(9Z)) | N-(9Z-pentadecenoyl)-8E-pentadecasphingenine-1-phosphocholine | C35H69N2O6P | 644.4893 |