B3311331313231311331322331333132313113313131333132313231333132312323221
>>
B331133131323131133132233133313231311331313133313231323133313231232322
<<
B3311331313231311331322331333132313113313131333132313231333132312323223
>>
B3311331313231311331322331333132313113313131333132313231333132312323222
>>