B33113313132313113313223313331323132313131333133313331323221323221211
>>
B3311331313231311331322331333132313231313133313331333132322132322121
<<
B33113313132313113313223313331323132313131333133313331323221323221213
>>
B33113313132313113313223313331323132313131333133313331323221323221212
>>