0  B6R0.4  NCCCC(=O)O DB02530 [1,0,0,0,0,0|1,0,0]=2
1  B6R0.4  O=C([O-])CCCO DB01440 [1,0,0,0,0,0|1,0,1]=3
2  B6R0.4  O=C([O-])CCCO DB09072 [1,0,0,0,0,0|1,0,1]=3
3  B7R0.6  CC(=O)CCC(=O)[O-] DB13800 [1,1,0,0,0,0|0,0,2]=4
4  B7R0.6  O=C(O)CCC(=O)O DB00139 [1,1,0,0,0,0|1,0,1]=4
5  B7R0.1  CCCCCON=O DB01612 [1,1,0,0,0,0|1,0,1]=4
6  B9R0.24  COC(=O)CCC(=O)CN DB00992 [0,2,0,0,0,0|0,0,1]=3