>331d_B mol:na length:7 DNA (5'-D(*GP*CP*GP*CP*GP*CP*G)-3') GCGCGCG >331d_A mol:na length:7 DNA (5'-D(*GP*CP*GP*CP*GP*CP*G)-3') GCGCGCG >331d_B mol:na length:7 DNA (5'-D(*GP*CP*GP*CP*GP*CP*G)-3') GCGCGCG