CNc1nc(C)nc(SC)c1N    mol7100    0_1
C[NH2+]c1nc(C)nc(SC)c1N    mol7100    1_1
CNc1nc(C)[nH+]c(SC)c1N    mol7100    1_2
CNc1nc(C)nc(SC)c1[NH3+]    mol7100    1_3
CNc1[nH+]c(C)nc(SC)c1N    mol7100    1_4