Study the following information carefully and answer the questions. Nine friends A, B, C, D, E, F, G, H and I are sitting around a circular table (with equal distances between each other) facing the centre but not necessarily in the same order. D sits second to the right of F. Only two people sit between D and C. H is an immediate neighbour of E. Neither H nor E is an immediate neighbour of C or D. Only two people sit between A and E. G sits third to the right of A, B sits second to the left of C. Only one person sits between C and E.
Four among the given five pairs are alike in a certain way based on the given arrangement and thus form a group. Which amongst the following pairs does not belong to the group?