B33113313132313113313223313331313231323131333133313331323132313332212111
>>
B3311331313231311331322331333131323132313133313331333132313231333221211
<<
B33113313132313113313223313331313231323131333133313331323132313332212113
>>
B33113313132313113313223313331313231323131333133313331323132313332212112
>>