C23221211113313331233133313331312111133133313331333133112321311   >>    C2322121111331333123313331333131211113313331333133313311232131   <<    C23221211113313331233133313331312111133133313331333133112321313   >>      C23221211113313331233133313331312111133133313331333133112321312   >>