B132333131333131232313331311211331323223313233313331323132313232313121
>>
B13233313133313123231333131121133132322331323331333132313231323231312
<<
B132333131333131232313331311211331323223313233313331323132313232313123
>>
B132333131333131232313331311211331323223313233313331323132313232313122
>>