B3311331313231311331322331333132313233313132333112331323132313231333131221
>>
B331133131323131133132233133313231323331313233311233132313231323133313122
<<
B3311331313231311331322331333132313233313132333112331323132313231333131223
>>
B3311331313231311331322331333132313233313132333112331323132313231333131222
>>