B33113313132313113313223313331323331333132313321133133313331333233113121
>>
B3311331313231311331322331333132333133313231332113313331333133323311312
<<
B33113313132313113313223313331323331333132313321133133313331333233113123
>>
B33113313132313113313223313331323331333132313321133133313331333233113122
>>