B1323331313331312323133313112113313232233132333133313231333131333132312111
>>
B132333131333131232313331311211331323223313233313331323133313133313231211
<<
B1323331313331312323133313112113313232233132333133313231333131333132312113
>>
B1323331313331312323133313112113313232233132333133313231333131333132312112
>>