B331133131323131133132233133313231323132333133313132213231312331
>>
B33113313132313113313223313331323132313233313331313221323131233
<<
B331133131323131133132233133313231323132333133313132213231312333
>>
B331133131323131133132233133313231323132333133313132213231312332
>>