C111123313121111121111331333133313331333131322113121111132313231322331333112111   >>    C11112331312111112111133133313331333133313132211312111113231323132233133311211   <<    C111123313121111121111331333133313331333131322113121111132313231322331333112113   >>      C111123313121111121111331333133313331333131322113121111132313231322331333112112   >>