Cc1c(O)noc1CN mol38305 0_1 Cc1c([O-])noc1C[NH3+] mol38305 0_2 Cc1c(O)[nH+]oc1CN mol38305 1_1 Cc1c(O)noc1C[NH3+] mol38305 1_2 Cc1c([OH2+])noc1CN mol38305 1_3