C111123313121111121111331333133313331333132233133313331311111211   >>    C11112331312111112111133133313331333133313223313331333131111121   <<    C111123313121111121111331333133313331333132233133313331311111213   >>      C111123313121111121111331333133313331333132233133313331311111212   >>