B331133131323131133132233133313231323132333133313121111331333131122323331
>>
B33113313132313113313223313331323132313233313331312111133133313112232333
<<
B331133131323131133132233133313231323132333133313121111331333131122323333
>>
B331133131323131133132233133313231323132333133313121111331333131122323332
>>