O=c1oc2cc([O-])ccc2cc1-c1[nH+]c2ccccc2s1 mol15358 0_1 O=c1oc2cc(O)ccc2cc1-c1nc2ccccc2s1 mol15358 0_2 O=c1oc2cc([O-])ccc2cc1-c1nc2ccccc2s1 mol15358 -1_1