B33113313132313113313223313331323133313223313231333133313131133131133133322221
>>
B3311331313231311331322331333132313331322331323133313331313113313113313332222
<<
B33113313132313113313223313331323133313223313231333133313131133131133133322223
>>
B33113313132313113313223313331323133313223313231333133313131133131133133322222
>>