0  B19R0.149  CCCCCCCCCCCCCCCCCC(=O)O 57-11-4 [1,0,0,0,0,0|2,0,0]=3
1  B18R0.176  CCCCCCCCCCCCCCCCC(=O)O 506-12-7 [2,0,0,0,0,0|1,0,0]=3
2  B18R0.221  CCCCCCCCCCCCCCCCCCO 112-92-5 [2,0,0,0,0,0|2,0,0]=4