B3311331313231311331322331333132333133313231332113313331333131121112321
>>
B331133131323131133132233133313233313331323133211331333133313112111232
<<
B3311331313231311331322331333132333133313231332113313331333131121112323
>>
B3311331313231311331322331333132333133313231332113313331333131121112322
>>