cWW-tSH-F-cHW-F-F-cWH-cHW-cWH-cHW-cWH-cWH-F-tSH-F-cHW-F-cWH-cWH
19 nucleotides

15 basepairs
18 stacks
1 base-phosphate
2 base-ribose
2 instances
