21r
12r
stuff in mod 4
18r
stuff in mod 2
7r
c1a
19r
stuff in mod 1
c1f
c1g
stuff in mod 3
17r
22r
c11k
c1c
8r
9r
c9i
c1d
20r
14r
15r
23r
16r
11r
c1b
c1e
