C2122121212121133131323331313113313233313231322331311331323133313232123221
>>
C212212121212113313132333131311331323331323132233131133132313331323212322
<<
C2122121212121133131323331313113313233313231322331311331323133313232123223
>>
C2122121212121133131323331313113313233313231322331311331323133313232123222
>>