B331133131323131133132233133313231323132333133313112331333132223132321
>>
B33113313132313113313223313331323132313233313331311233133313222313232
<<
B331133131323131133132233133313231323132333133313112331333132223132323
>>
B331133131323131133132233133313231323132333133313112331333132223132322
>>