B132333131333131232313331311211331323223313233313331323133313231131311
>>
B13233313133313123231333131121133132322331323331333132313331323113131
<<
B132333131333131232313331311211331323223313233313331323133313231131313
>>
B132333131333131232313331311211331323223313233313331323133313231131312
>>