CCCCc1c(O)ncnc1SC    mol7207    0_1
CCCCc1c([O-])nc[nH+]c1SC    mol7207    0_2
CCCCc1c(O)nc[nH+]c1SC    mol7207    1_1
CCCCc1c(SC)nc[nH+]c1O    mol7207    1_2
CCCCc1c([O-])ncnc1SC    mol7207    -1_1