0  B2R0.1  OC=O HMDB0000142 [1,0,0,0,0,0|2,0,0]=3
1  B4R0.1  CN(C)C=O HMDB0001888 [0,1,0,0,0,0|1,0,0]=2
2  B4R0.3  CC(Cl)(Cl)Cl HMDB0041791 [0,1,0,0,0,0|3,0,0]=4
3  B1R0.1  CO HMDB0001875 [2,0,0,0,0,0|0,0,1]=3
4  B3R0.1  C=CC=O HMDB0041822 [1,1,0,0,0,0|1,0,1]=4