C2122121212121133131323331313113313233313231322331323132323323331111   >>    C212212121212113313132333131311331323331323132233132313232332333111   <<    C2122121212121133131323331313113313233313231322331323132323323331113   >>      C2122121212121133131323331313113313233313231322331323132323323331112   >>