B33113313132313113313223313331323132313231323131333132313331323131121212121
>>
B3311331313231311331322331333132313231323132313133313231333132313112121212
<<
B33113313132313113313223313331323132313231323131333132313331323131121212123
>>
B33113313132313113313223313331323132313231323131333132313331323131121212122
>>