C121212123112323223313132322331323331323331322331323113313232233131231   >>    C12121212311232322331313232233132333132333132233132311331323223313123   <<    C121212123112323223313132322331323331323331322331323113313232233131233   >>      C121212123112323223313132322331323331323331322331323113313232233131232   >>