CNc1nc(N)[nH]c(=O)c1N    mol7280    0_1
CNc1nc([NH3+])[nH]c(=O)c1N    mol7280    1_1
CNc1nc(N)[nH]c(=O)c1[NH3+]    mol7280    1_2
C[NH2+]c1nc(N)[nH]c(=O)c1N    mol7280    1_3
CNc1[nH+]c(N)[nH]c(=O)c1N    mol7280    1_4
CNc1nc(N)[n-]c(=O)c1N    mol7280    -1_1