B331133131323131133132233133313231323132333133313112331333131133131332221
>>
B33113313132313113313223313331323132313233313331311233133313113313133222
<<
B331133131323131133132233133313231323132333133313112331333131133131332223
>>
B331133131323131133132233133313231323132333133313112331333131133131332222
>>