Atomic structure
There is only one chemically distinct structure:
CCCCCCCCCCC[C@@H](O)CC(=O)N[C@H]1[C@H](O)[C@@H](CO[C@@H]2O[C@H](CO)[C@@H](OP(=O)(O)O)[C@H](OC(=O)C[C@H](O)CCCCCCCCCCC)[C@H]2NC(=O)C[C@H](O)CCCCCCCCCCC)O[C@H](OP(=O)(O)O)[C@@H]1NC(=O)C[C@H](O)CCCCCCCCCCC