0  B7R0.4  CC(C)CCON=O HMDB0001382 [0,1,0,0,0,0|1,0,2]=4
1  B4R0.2  C/C=C\C=O HMDB0034233 [2,0,0,0,0,0|0,0,0]=2
2  B8R0.23  CC(C)C[C@H](N)C(O)=O HMDB0000687 [0,2,0,0,0,0|0,0,2]=4