0  B19R0.149  CCCCCCCCCCCCCCCCCC(=O)[O-] CS-W019201 [0,0,0,0,0,0|0,0,3]=3
1  B18R0.176  O=C(O)CCCCCCCCCCCCCCCBr CS-0091012 [1,0,0,0,0,0|1,0,1]=3
2  B17R0.43  CCCCCCCCCCCCCCOC(C)=O CS-W023024 [2,0,0,0,0,0|2,0,0]=4