B3311331313231311331322331333131133132322131333132313231333132313232331231
>>
B331133131323131133132233133313113313232213133313231323133313231323233123
<<
B3311331313231311331322331333131133132322131333132313231333132313232331233
>>
B3311331313231311331322331333131133132322131333132313231333132313232331232
>>