C31321211113313121133133313331333133313331123313331322331323221311   >>    C3132121111331312113313331333133313331333112331333132233132322131   <<    C31321211113313121133133313331333133313331123313331322331323221313   >>      C31321211113313121133133313331333133313331123313331322331323221312   >>