B331133131323131133132233133313113313231123313231333133313233232233221
>>
B33113313132313113313223313331311331323112331323133313331323323223322
<<
B331133131323131133132233133313113313231123313231333133313233232233223
>>
B331133131323131133132233133313113313231123313231333133313233232233222
>>