Fig. 2

HOMO and LUMO of neutral and protonated form of investigated compounds in gas and aqueous phase. Generated using GaussView 5.0 (Gaussian, Inc., Wallingford, CT, USA; https://gaussian.com/
HOMO and LUMO of neutral and protonated form of investigated compounds in gas and aqueous phase. Generated using GaussView 5.0 (Gaussian, Inc., Wallingford, CT, USA; https://gaussian.com/