| 2520-24-3 | lincomycin B | C17H32 N2 O6 S |
| 2520-21-0 | celesticetin | C24H36 N2 O9 S |
| 2520-38-9 | FOLIOSIDINE | C16H21 N O5 |
| 2520-49-2 | 3-carbamoyl-1-decylpyridinium chloride | C16H27 N2 O . Cl |
| 2520-50-5 | 3-carbamoyl-1-octylpyridinium chloride | C14H23 N2 O . Cl |
| 2520-60-7 | PENTENYL CYCLOPENTANONE | C10H16 O |