B23112323331323132313223313331323331323223313231323133313331323131323332211
>>
B2311232333132313231322331333132333132322331323132313331333132313132333221
<<
B23112323331323132313223313331323331323223313231323133313331323131323332213
>>
B23112323331323132313223313331323331323223313231323133313331323131323332212
>>