B33113313132313113313223313331323132313231323131333132313231331123123231131
>>
B3311331313231311331322331333132313231323132313133313231323133112312323113
<<
B33113313132313113313223313331323132313231323131333132313231331123123231133
>>
B33113313132313113313223313331323132313231323131333132313231331123123231132
>>