C111123313121111121111331333133313331333133313121111332221233131   >>    C11112331312111112111133133313331333133313331312111133222123313   <<    C111123313121111121111331333133313331333133313121111332221233133   >>      C111123313121111121111331333133313331333133313121111332221233132   >>