C13223313311212111133133313331333132313231322113121111112111221   >>    C1322331331121211113313331333133313231323132211312111111211122   <<    C13223313311212111133133313331333132313231322113121111112111223   >>      C13223313311212111133133313331333132313231322113121111112111222   >>