| LM_ID | Common Name | Systematic Name | Formula | Mass |
|---|---|---|---|---|
| LMSP03019BBY | SM(d16:2(4E,6E)/12:0(2OH[R])) | N-(2R-hydroxytridecanoyl)-4E,6E-hexadecasphingadienine-1-phosphocholine | C33H65N2O7P | 632.4529 |
| LMSP03019BEU | SM(d16:2(4E,8E)/12:0(2OH[R])) | N-(2R-hydroxytridecanoyl)-4E,8E-hexadecasphingadienine-1-phosphocholine | C33H65N2O7P | 632.4529 |