C13223313311212111133133313331333133313232233133313121111331313331322333231   >>    C1322331331121211113313331333133313331323223313331312111133131333132233323   <<    C13223313311212111133133313331333133313232233133313121111331313331322333233   >>      C13223313311212111133133313331333133313232233133313121111331313331322333232   >>