B331133131323131133132233133313231323132333133313112113313231311331323211121111
>>
B33113313132313113313223313331323132313233313331311211331323131133132321112111
<<
B331133131323131133132233133313231323132333133313112113313231311331323211121113
>>
B331133131323131133132233133313231323132333133313112113313231311331323211121112
>>