1. Department of Chemistry, Ludwig‐Maximilian University of Munich, Butenandtstr. 5‐13, Haus D, 81377 Munich (Germany), Fax: (+49) 89‐2180‐77492 http://www.hedm.cup.uni‐muenchen.de/
2. Marine Research & Special Technologies, Brodarski Insitute, Av. V. Holjevca 20, 10000 Zagreb (Croatia)