C111113331333132322331333133313331331121111121133133313121111121333112331   >>    C11111333133313232233133313331333133112111112113313331312111112133311233   <<    C111113331333132322331333133313331331121111121133133313121111121333112333   >>      C111113331333132322331333133313331331121111121133133313121111121333112332   >>