B33113313132313113313223313331323131323133313232233133313231323223313233121
>>
B3311331313231311331322331333132313132313331323223313331323132322331323312
<<
B33113313132313113313223313331323131323133313232233133313231323223313233123
>>
B33113313132313113313223313331323131323133313232233133313231323223313233122
>>