Key atomic distances (Å) and the NBO charges (a.u.) of selected atoms in the transition state TS(C-10)_X–R – corresponding to indirect 1,2-H shift reaction.

Structure	Cα⋯H	Cβ⋯H	Rh	H	Cα	Cβ
TS(C-10)C–tBu	1.18	1.54	−0.54	+0.39	−0.28	+0.06
TS(C-10)O–tBu	1.18	1.55	−0.64	+0.39	−0.29	+0.09
TS(C-10)C–Ar	1.22	1.41	−0.55	+0.40	−0.20	−0.04
TS(C-10)O–Ar	1.24	1.36	−0.66	+0.40	−0.17	−0.06