B331133131323131133132233133313231323132333133313121111331333131313231322121
>>
B33113313132313113313223313331323132313233313331312111133133313131323132212
<<
B331133131323131133132233133313231323132333133313121111331333131313231322123
>>
B331133131323131133132233133313231323132333133313121111331333131313231322122
>>