C12121212311232322331313232233132333132333132233132332313231311331   >>    C1212121231123232233131323223313233313233313223313233231323131133   <<    C12121212311232322331313232233132333132333132233132332313231311333   >>      C12121212311232322331313232233132333132333132233132332313231311332   >>