title: Concise Synthesis of Tetrazole-keto-piperazines by Two Consecutive Ugi Reactions.
authors.affiliation: Department of Drug Design, University of Groningen, Antonius Deusinglaan 1, Postbus 196, 9700 AD Groningen, Netherlands, Homepage: www.drugdesign.nl.
authors.forename: Tryfon
authors.initials: T
authors.lastname: Zarganes-Tzitzikas
authors.affiliation: Department of Drug Design, University of Groningen, Antonius Deusinglaan 1, Postbus 196, 9700 AD Groningen, Netherlands, Homepage: www.drugdesign.nl.
authors.forename: Pravin
authors.initials: P
authors.lastname: Patil
authors.affiliation: Carmolex Inc., 2000 Technology Drive Suite 100, Pittsburgh, Pennsylvania 15219 United States, Homepage: www.carmolex.com.
authors.forename: Kareem
authors.initials: K
authors.lastname: Khoury
authors.affiliation: Department Chemie, Technische Universität München, Lichtenbergstrasse 4, 85747 Garching bei Munchen, Germany.
authors.forename: Eberhardt
authors.initials: E
authors.lastname: Herdtweck
authors.affiliation: Department of Drug Design, University of Groningen, Antonius Deusinglaan 1, Postbus 196, 9700 AD Groningen, Netherlands, Homepage: www.drugdesign.nl.
authors.forename: Alexander
authors.initials: A
authors.lastname: Dömling