C23221211113313331233133313331312111133133313331211113313331333132312131   >>    C2322121111331333123313331333131211113313331333121111331333133313231213   <<    C23221211113313331233133313331312111133133313331211113313331333132312133   >>      C23221211113313331233133313331312111133133313331211113313331333132312132   >>