C13223313311212111133133313331333133313232233133313121111331121333311   >>    C1322331331121211113313331333133313331323223313331312111133112133331   <<    C13223313311212111133133313331333133313232233133313121111331121333313   >>      C13223313311212111133133313331333133313232233133313121111331121333312   >>