B331133131323131133132233133313231323132333133313112113313231323221333112111
>>
B33113313132313113313223313331323132313233313331311211331323132322133311211
<<
B331133131323131133132233133313231323132333133313112113313231323221333112113
>>
B331133131323131133132233133313231323132333133313112113313231323221333112112
>>