B3311331313231311331322331333131133132333132333133313223313231323111112331
>>
B331133131323131133132233133313113313233313233313331322331323132311111233
<<
B3311331313231311331322331333131133132333132333133313223313231323111112333
>>
B3311331313231311331322331333131133132333132333133313223313231323111112332
>>