0  B8R0.9  NCC(=O)CCC(=O)O DB00855 [1,0,0,0,0,0|2,0,0]=3
1  B7R0.6  CC(=O)CCC(=O)[O-] DB13800 [2,0,0,0,0,0|0,0,1]=3
2  B7R0.6  O=C(O)CCC(=O)O DB00139 [2,0,0,0,0,0|1,0,0]=3
3  B9R0.24  C(C(=O)OC)=CC(=O)OC DB08908 [1,1,0,0,0,0|0,0,2]=4
4  B9R0.24  COC(=O)CCC(=O)CN DB00992 [1,1,0,0,0,0|0,0,0]=2
5  B9R1.35  O=C1CC[C@@H](C(=O)O)N1 DB03088 [1,0,0,1,0,0|2,0,0]=4