B3311331313231311331322331333132313231323331333131133132313112112111
>>
B331133131323131133132233133313231323132333133313113313231311211211
<<
B3311331313231311331322331333132313231323331333131133132313112112113
>>
B3311331313231311331322331333132313231323331333131133132313112112112
>>