About FISCHER G
About Univ. Freiburg, BRD
About HUNKLER D
About Univ. Freiburg, BRD
About PRINZBACH H
About Univ. Freiburg, BRD
About RIHS G
About Ciba-Geigy AG, Switzerland
About FRITZ H
About Ciba-Geigy AG, Switzerland
About Tetrahedron Letters
About cycloaddition
About bridged compound
About Pyridazines
About Photochemical reaction,radical reaction
About 光環状付加
About 発色団