>157d_B mol:na length:12 RNA (5'-R(*CP*GP*CP*GP*AP*AP*UP*UP*AP*GP*CP*G)-3') CGCGAAUUAGCG >157d_A mol:na length:12 RNA (5'-R(*CP*GP*CP*GP*AP*AP*UP*UP*AP*GP*CP*G)-3') CGCGAAUUAGCG >157d_B mol:na length:12 RNA (5'-R(*CP*GP*CP*GP*AP*AP*UP*UP*AP*GP*CP*G)-3') CGCGAAUUAGCG