B3311331313231311331322331333132313231333133313311232313231323233232211
>>
B331133131323131133132233133313231323133313331331123231323132323323221
<<
B3311331313231311331322331333132313231333133313311232313231323233232213
>>
B3311331313231311331322331333132313231333133313311232313231323233232212
>>