B3311331313231311331322331333132313233313132333112331323132313231323123232331
>>
B331133131323131133132233133313231323331313233311233132313231323132312323233
<<
B3311331313231311331322331333132313233313132333112331323132313231323123232333
>>
B3311331313231311331322331333132313233313132333112331323132313231323123232332
>>