B331133131323131133132233133313231323223313231313331333131133131333132311212111
>>
B33113313132313113313223313331323132322331323131333133313113313133313231121211
<<
B331133131323131133132233133313231323223313231313331333131133131333132311212113
>>
B331133131323131133132233133313231323223313231313331333131133131333132311212112
>>