B33113313132313113313223313331311331323331323331333132233132313231312221
>>
B3311331313231311331322331333131133132333132333133313223313231323131222
<<
B33113313132313113313223313331311331323331323331333132233132313231312223
>>
B33113313132313113313223313331311331323331323331333132233132313231312222
>>