Facilitation of adaptive traffic flow management by a power-limited device during uplink-limited conditions is provided. The radioactive material for inhibiting cancer is M-SOCTA-Z and M is a radioactive nuclide such as 188Re or 99mT while Z is protein or peptides having amino acid with NH or NH2 group. Buttons and other user interfaces may be included in the accessories. The navigation information area stores navigation information at least providing information on one playback path.