B331133131323131133132233133313231323132333133313132322331323132313123123221
>>
B33113313132313113313223313331323132313233313331313232233132313231312312322
<<
B331133131323131133132233133313231323132333133313132322331323132313123123223
>>
B331133131323131133132233133313231323132333133313132322331323132313123123222
>>