Cc1nc2cnc(N(C)C)nc2n(C)c1=O    mol8163    0_1
Cc1nc2c[nH+]c(N(C)C)nc2n(C)c1=O    mol8163    1_1
Cc1[nH+]c2cnc(N(C)C)nc2n(C)c1=O    mol8163    1_2
Cc1nc2cnc(N(C)C)[nH+]c2n(C)c1=O    mol8163    1_3
Cc1nc2cnc([NH+](C)C)nc2n(C)c1=O    mol8163    1_4