C132233133112121111331333133313231333133313231311331333132212332313321   >>    C13223313311212111133133313331323133313331323131133133313221233231332   <<    C132233133112121111331333133313231333133313231311331333132212332313323   >>      C132233133112121111331333133313231333133313231311331333132212332313322   >>