B331133131323131133132233133313231313231313331333133313232322121
>>
B33113313132313113313223313331323131323131333133313331323232212
<<
B331133131323131133132233133313231313231313331333133313232322123
>>
B331133131323131133132233133313231313231313331333133313232322122
>>