1. G.R. Newkome, Z.-Q. Yao, G.R. Baker, and V.K. Gupta, J. Org. Chem., 50, 2004 (1985).
2. Topterm, Inc., Columbus, OH, now provides a commercial naming service for chemicals.
3. G.D. Meenhall, S.X. Liang, and E.H.-T. Chen, J. Org. Chem., 55, 3697 (1990).
4. An alternate naming system has appeared: see G.R. Newkome, G.R. Baker, Y.K. Young, and J.G. Traynham, J. Polym. Sci, Part A: Polym. Chem.
31, 641 (1993).
5. U. Heimann and F. Vogtle, Liebigs Ann. Chem., 858 (1980).