B3311331313231311331322331333132313231333131323223313331323131232212331
>>
B331133131323131133132233133313231323133313132322331333132313123221233
<<
B3311331313231311331322331333132313231333131323223313331323131232212333
>>
B3311331313231311331322331333132313231333131323223313331323131232212332
>>