C111123313121111121111331333133313331333133313331333133313331322331312311221   >>    C11112331312111112111133133313331333133313331333133313331333132233131231122   <<    C111123313121111121111331333133313331333133313331333133313331322331312311223   >>      C111123313121111121111331333133313331333133313331333133313331322331312311222   >>