B33113313132313113313223313331323132322331313113313331323133313231132211
>>
B3311331313231311331322331333132313232233131311331333132313331323113221
<<
B33113313132313113313223313331323132322331313113313331323133313231132213
>>
B33113313132313113313223313331323132322331313113313331323133313231132212
>>