B331133131323131133132233133313113313331311133313331333132212111112233111
>>
B33113313132313113313223313331311331333131113331333133313221211111223311
<<
B331133131323131133132233133313113313331311133313331333132212111112233113
>>
B331133131323131133132233133313113313331311133313331333132212111112233112
>>