Tautomerization of N6, N6-dimethyl 2,6-diaminobenz[cd]indole in the gas phase and in aqueous solution : a combined quantum mechanical and free energy perturbation studyMR Reddy, RJ Bacquet and M VarneyJ. Chim. Phys., 88 (1991) 2605-2615DOI: https://doi.org/10.1051/jcp/1991882605