C111123313121111121111331333133313113313232123313331333133311331333221   >>    C11112331312111112111133133313331311331323212331333133313331133133322   <<    C111123313121111121111331333133313113313232123313331333133311331333223   >>      C111123313121111121111331333133313113313232123313331333133311331333222   >>