- Biological activities of 1,1,6-trisubstituted indanes: beyond magainin 2. Numao, N., Hirota, Y., Iwahori, A., Kidokoro, S., Sasatsu, M., Kondo, I., Itoh, S., Itoh, E., Katoh, T., Shimozono, N., Yamazaki, A., Takao, K., Kobayashi, S. Biol. Pharm. Bull. (1999)