B331133131323131133132233133313233313132313233313331333132333132322331211
>>
B33113313132313113313223313331323331313231323331333133313233313232233121
<<
B331133131323131133132233133313233313132313233313331333132333132322331213
>>
B331133131323131133132233133313233313132313233313331333132333132322331212
>>