Affiliation: | 1. School of Chemistry, University of Bristol, Cantock's Close, Bristol, BS8 1TS (UK), Fax: (+44)?117‐929‐8611 http://www.chm.bris.ac.uk/org/aggarwal/aggarhp.html;2. Syngenta, Jealott's Hill, International Research Centre, Bracknell, Berkshire, RG42 6EY (UK) |