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(a) After establishment of the heterocyclic bridge between azidodichloro-triazine 1 and SWNTs, (b) the cycloaddition product (2) undergoes ring opening and rehybridization of the C atoms underlying the bridge and is converted into the form (3) with regenerated π-conjugation. (c) Quantum chemically optimized molecular configuration of the triazine on an (8,0) nanotube.
