Type: HH alpha-alpha
Class of length: 1
Class of length: 2
Class of length: 3
Class of length: 4
Class of length: 5
Class of length: 6
Class of length: 8
Class of length: 9
Class of length: 10
Class of length: 11
Class of length: 12
Class of length: 14
Class of length: 16
Class of length: 19
Class of length: 28