B3311331313231311331322331333132333112323132333132313223313231323132333112331
>>
B331133131323131133132233133313233311232313233313231322331323132313233311233
<<
B3311331313231311331322331333132333112323132333132313223313231323132333112333
>>
B3311331313231311331322331333132333112323132333132313223313231323132333112332
>>