0 B21R3.196021 Cc1nc2c(C(=O)O)cccc2n1-c3ccccc3 Amb31095406 [2,0,0,0,0,0|1,0,1]=4 1 B23R3.806463 Cc1cc2c(ncn2Cc3ccccc3)c([N+](=O)[O-])c1C Amb2412314 [1,0,0,0,0,1|2,0,0]=4