C132233133112121111331333133313231333133313231311331333132221122311   >>    C13223313311212111133133313331323133313331323131133133313222112231   <<    C132233133112121111331333133313231333133313231311331333132221122313   >>      C132233133112121111331333133313231333133313231311331333132221122312   >>