B33113313132313113313223313331323132333132313123313233313231323132322131
>>
B3311331313231311331322331333132313233313231312331323331323132313232213
<<
B33113313132313113313223313331323132333132313123313233313231323132322133
>>
B33113313132313113313223313331323132333132313123313233313231323132322132
>>