SYNTHESIS AND COMPUTER MODELING OF NEW CHIRAL PNA ANALOGUES Tatyana Dzimbova 1 , Tamara Pajpanova 1 , Peter Milanov 2 1 Institute of Molecular Biology “Roumen Tsanev”, Bulgarian Academy of Sciences, Bulgaria, 1113, Sofia, 2 South-West University "Neofit Rilski", Bulgaria, 2700, Blagoevgrad 1