0 B8R0.8 C=CCC[C@@H](N)C(=O)O 204523 [1,1,0,0,0,0|2,0,0]=4 1 B8R0.8 C=CCC[C@H](N)C(=O)O 204522 [1,1,0,0,0,0|2,0,0]=4