B3311331313231311331322331333132313331323223312113313331333133313331323313121
>>
B331133131323131133132233133313231333132322331211331333133313331333132331312
<<
B3311331313231311331322331333132313331323223312113313331333133313331323313123
>>
B3311331313231311331322331333132313331323223312113313331333133313331323313122
>>