Cc1c(N)c(=O)n(-c2ccccc2)n1C mol6790 0_1 Cc1c([NH3+])c(=O)n(-c2ccccc2)n1C mol6790 1_1 Cc1c([NH3+])c(=[OH+])n(-c2ccccc2)n1C mol6790 2_1