B3311331313231311331322331333132313233313233313113313132322331323131121
>>
B331133131323131133132233133313231323331323331311331313232233132313112
<<
B3311331313231311331322331333132313233313233313113313132322331323131123
>>
B3311331313231311331322331333132313233313233313113313132322331323131122
>>