C111123313121111121111331333133313331323232133313331333222313131   >>    C11112331312111112111133133313331333132323213331333133322231313   <<    C111123313121111121111331333133313331323232133313331333222313133   >>      C111123313121111121111331333133313331323232133313331333222313132   >>