B3311331313231311331322331333132313331322331323133313331331122322121
>>
B331133131323131133132233133313231333132233132313331333133112232212
<<
B3311331313231311331322331333132313331322331323133313331331122322123
>>
B3311331313231311331322331333132313331322331323133313331331122322122
>>