Cc1cnc2c(ccc3c(C)ccnc32)c1C mol5114 0_1 Cc1cnc2c(ccc3c(C)cc[nH+]c32)c1C mol5114 1_1 Cc1c[nH+]c2c(ccc3c(C)ccnc32)c1C mol5114 1_2