Atomic structure
There are 2 chemically distinct structures. Please, select:

CCCCCCC=CCCCCCCCC(=O)N[C@H]1[C@H](O[C@@H]2[C@@H](CO)O[C@@H](O[C@@H]3[C@@H](CO)O[C@@H](O[C@@H]4[C@@H](CO)O[C@@H](O[C@@H]5[C@@H](CO[C@@H]6O[C@@H](C)[C@@H](O)[C@@H](O)[C@@H]6OC)OC(O)[C@H](NC(C)=O)[C@H]5O)[C@H](NC(C)=O)[C@H]4O)[C@H](NC(C)=O)[C@H]3O)[C@H](NC(C)=O)[C@H]2O)O[C@H](CO)[C@@H](O)[C@@H]1O