B331133131323131133132233133313231323132333133313112113313232332313231131
>>
B33113313132313113313223313331323132313233313331311211331323233231323113
<<
B331133131323131133132233133313231323132333133313112113313232332313231133
>>
B331133131323131133132233133313231323132333133313112113313232332313231132
>>