C13223313311212111133133313331323133313233313121111121111331333132222333231   >>    C1322331331121211113313331333132313331323331312111112111133133313222233323   <<    C13223313311212111133133313331323133313233313121111121111331333132222333233   >>      C13223313311212111133133313331323133313233313121111121111331333132222333232   >>