C2111111331313232233132333132311331323331323112211232313331312323223321   >>    C211111133131323223313233313231133132333132311221123231333131232322332   <<    C2111111331313232233132333132311331323331323112211232313331312323223323   >>      C2111111331313232233132333132311331323331323112211232313331312323223322   >>