B331133131323131133132233133313231323132333133313113313231323123123231111
>>
B33113313132313113313223313331323132313233313331311331323132312312323111
<<
B331133131323131133132233133313231323132333133313113313231323123123231113
>>
B331133131323131133132233133313231323132333133313113313231323123123231112
>>