SEARCH Articles Figures Tables 5-Formyl-lJf-pyrrole-2-carboxylic... - Ganoderic acid Fragransin 5-Formyl-lJf-pyrrole-2-carboxylic... - Ganoderic acid Freon 5-Formyl-lJf-pyrrole-2-carboxylic... - Ganoderic acid Fridamycin 5-Formyl-lJf-pyrrole-2-carboxylic... - Ganoderic acid Funkioside Pyrrole 5-formyl-2-methyl-, ethyl ester Pyrrole Vilsmeier-Haack formylation Pyrroles 3- formyl Pyrroles, formylation Pyrroles, formylation Vilsmeier-Haack formylation/acylation pyrroles