0  B7R0.2  NCC(O)CC(=O)O D00174 [1,0,0,0,0,0|3,0,0]=4
1  B6R0.2  CC(=O)CC(C)C D04989 [2,0,0,0,0,0|0,0,0]=2
2  B6R0.2  CC(C)CC(N)=O D04637 [2,0,0,0,0,0|1,0,0]=3
3  B8R0.2  CC[C@H](C)[C@H](N)C(=O)O D00065 [1,1,0,0,0,0|2,0,0]=4