B331133131323131133132233133313233313133313223313331323331323132333131111
>>
B33113313132313113313223313331323331313331322331333132333132313233313111
<<
B331133131323131133132233133313233313133313223313331323331323132333131113
>>
B331133131323131133132233133313233313133313223313331323331323132333131112
>>