C3123121111331312121111331333133313331331121133133313331313213231122233131   >>    C312312111133131212111133133313331333133112113313331333131321323112223313   <<    C3123121111331312121111331333133313331331121133133313331313213231122233133   >>      C3123121111331312121111331333133313331331121133133313331313213231122233132   >>