C2122121212121133131323331313113313233313231322331323133313211231131   >>    C212212121212113313132333131311331323331323132233132313331321123113   <<    C2122121212121133131323331313113313233313231322331323133313211231133   >>      C2122121212121133131323331313113313233313231322331323133313211231132   >>