C111123313121111121111331333133313331333131322113121111131111233131   >>    C11112331312111112111133133313331333133313132211312111113111123313   <<    C111123313121111121111331333133313331333131322113121111131111233133   >>      C111123313121111121111331333133313331333131322113121111131111233132   >>