B331133131323131133132233133313231323132333133313112331333132112323112131
>>
B33113313132313113313223313331323132313233313331311233133313211232311213
<<
B331133131323131133132233133313231323132333133313112331333132112323112133
>>
B331133131323131133132233133313231323132333133313112331333132112323112132
>>