B331133131323131133132233133313231323132333133313121111331333131133132222131211
>>
B33113313132313113313223313331323132313233313331312111133133313113313222213121
<<
B331133131323131133132233133313231323132333133313121111331333131133132222131213
>>
B331133131323131133132233133313231323132333133313121111331333131133132222131212
>>