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HELVETICA CHIMICA AC 176 JOURNAL OF NATURAL P 166 JOURNAL OF ASIAN NAT 110
ORGANIC LETTERS 92 TETRAHEDRON LETTERS 72 PHYTOCHEMISTRY 67
CHEMICAL & PHARMACEU 54 TETRAHEDRON 46 ZEITSCHRIFT FUR NATU 32
CHINESE JOURNAL OF C 20 JOURNAL OF AGRICULTU 19 STEROIDS 18
CHEMISTRY OF NATURAL 17 BIOORGANIC & MEDICIN 15 HETEROCYCLES 14
JOURNAL OF THE BRAZI 9 EUROPEAN JOURNAL OF 8 JOURNAL OF ORGANIC C 7
ANGEWANDTE CHEMIE-IN 5 CHEMICAL COMMUNICATI 5