B331133131323131133132233133313231323331323331313233313331323133112111121
>>
B33113313132313113313223313331323132333132333131323331333132313311211112
<<
B331133131323131133132233133313231323331323331313233313331323133112111123
>>
B331133131323131133132233133313231323331323331313233313331323133112111122
>>