B3311331313231311331322331333132313233313231333131333132313232332322311
>>
B331133131323131133132233133313231323331323133313133313231323233232231
<<
B3311331313231311331322331333132313233313231333131333132313232332322313
>>
B3311331313231311331322331333132313233313231333131333132313232332322312
>>