0  B5R0.3  [NH3+]CC(O)C[NH3+] BR020150 [1,1,0,0,0,0|1,0,1]=4
1  B7R0.5  CCOC(=O)C(C)=O BR020444 [0,2,0,0,0,0|0,0,2]=4
2  B7R0.5  CCOC(=O)[C@@H](C)O BR020443 [0,2,0,0,0,0|0,0,0]=2