00299nam a2200109Ia 4500008004100000020001900041100002400060245006400084250000800148260001900156650001400175240827s9999    xx            000 0 und d  a9783662506394   aReinhard Brückner 0aOrganic Mechanisms  Reactions Stereochemistry and Synthesis  a1st  bSpringerc2010  aChemistry