C232212111133133312331333133313231333132313121111133313232233133311   >>    C23221211113313331233133313331323133313231312111113331323223313331   <<    C232212111133133312331333133313231333132313121111133313232233133313   >>      C232212111133133312331333133313231333132313121111133313232233133312   >>