0  B7R0.5  C[C@@H](C(=O)[O-])NC=O N-Formyl-Ala-S [0,2,0,0,0,0|0,0,2]=4
1  B7R0.5  C[C@@H](C(=O)[O-])NC=[NH2+] N-Formimino-Ala-S [0,2,0,0,0,0|1,0,1]=4
2  B7R0.5  C[C@H](C(=O)[O-])NC=O N-Formyl-Ala-R [0,2,0,0,0,0|0,0,2]=4
3  B7R0.5  C[C@H](C(=O)[O-])NC=[NH2+] N-Formimino-Ala-R [0,2,0,0,0,0|1,0,1]=4