COc1nc(C)c2ncn(C)c2n1    mol8318    0_1
COc1nc(C)c2ncn(C)c2[nH+]1    mol8318    1_1
COc1nc(C)c2[nH+]cn(C)c2n1    mol8318    1_2
COc1nc2c(ncn2C)c(C)[nH+]1    mol8318    1_3