C13223313311212111133133313331333132313331333133313331331122211   >>    C1322331331121211113313331333133313231333133313331333133112221   <<    C13223313311212111133133313331333132313331333133313331331122213   >>      C13223313311212111133133313331333132313331333133313331331122212   >>