C232212111133133312331333133313231333132311233133313331311331123313231311   >>    C23221211113313331233133313331323133313231123313331333131133112331323131   <<    C232212111133133312331333133313231333132311233133313331311331123313231313   >>      C232212111133133312331333133313231333132311233133313331311331123313231312   >>