C212212121212113313221323131323131323132322331323132233131323331323132333311
>>
C21221212121211331322132313132313132313232233132313223313132333132313233331
<<
C212212121212113313221323131323131323132322331323132233131323331323132333313
>>
C212212121212113313221323131323131323132322331323132233131323331323132333312
>>