B331133131323131133132233133313233313133313223313331323223313231333132323112121
>>
B33113313132313113313223313331323331313331322331333132322331323133313232311212
<<
B331133131323131133132233133313233313133313223313331323223313231333132323112123
>>
B331133131323131133132233133313233313133313223313331323223313231333132323112122
>>