B1323331313331312323133313112113313232233132333133313231333131133112331111
>>
B132333131333131232313331311211331323223313233313331323133313113311233111
<<
B1323331313331312323133313112113313232233132333133313231333131133112331113
>>
B1323331313331312323133313112113313232233132333133313231333131133112331112
>>