VChi_00
Kier & Hall valence connectivity index of order 0
E_state_SH_positive_charged_group
Sum of hydrogen E-state for (+) charged group
VChi_01
Kier & Hall valence connectivity index of order 1
E_state_SH_none
Sum of hydrogen E-state for non-classifed atoms
VChi_02
Kier & Hall valence connectivity index of order 2
Chi_00
Kier & Hall molecular connectivity index order 0
E_state_S_positive_charged_group
Sum of E-state for (+) charged group
E_state_SHdCH2
Sum of hydrogen E-state for dCH2 type
E_state_S_negative_charged_group
Sum of E-state for (-) charged group
E_state_SHdsCH
Sum of hydrogen E-state for dsCH type