B331133131323131133132233133313231323132333133313133313331323232213131
>>
B33113313132313113313223313331323132313233313331313331333132323221313
<<
B331133131323131133132233133313231323132333133313133313331323232213133
>>
B331133131323131133132233133313231323132333133313133313331323232213132
>>