B331133131323131133132233133313231323132333133313121111331333133112111133222121
>>
B33113313132313113313223313331323132313233313331312111133133313311211113322212
<<
B331133131323131133132233133313231323132333133313121111331333133112111133222123
>>
B331133131323131133132233133313231323132333133313121111331333133112111133222122
>>