B3311331313231311331322331333132313331323131323223313231121133132313222311
>>
B331133131323131133132233133313231333132313132322331323112113313231322231
<<
B3311331313231311331322331333132313331323131323223313231121133132313222313
>>
B3311331313231311331322331333132313331323131323223313231121133132313222312
>>