B331133131323131133132233133313233313331313133313331323132313231333132231111
>>
B33113313132313113313223313331323331333131313331333132313231323133313223111
<<
B331133131323131133132233133313233313331313133313331323132313231333132231113
>>
B331133131323131133132233133313233313331313133313331323132313231333132231112
>>