B3311331313231311331322331333132313231323331333131333133313232332311211321
>>
B331133131323131133132233133313231323132333133313133313331323233231121132
<<
B3311331313231311331322331333132313231323331333131333133313232332311211323
>>
B3311331313231311331322331333132313231323331333131333133313232332311211322
>>