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JOURNAL OF NATURAL P 87 JOURNAL OF ASIAN NAT 54 HELVETICA CHIMICA AC 48
PHYTOCHEMISTRY 36 TETRAHEDRON 26 CHEMICAL & PHARMACEU 24
ORGANIC LETTERS 16 TETRAHEDRON LETTERS 15 JOURNAL OF AGRICULTU 12
CHEMISTRY OF NATURAL 11 CHINESE JOURNAL OF C 8 STEROIDS 7
JOURNAL OF THE BRAZI 5 BIOORGANIC & MEDICIN 4 ZEITSCHRIFT FUR NATU 4
JOURNAL OF ANTIBIOTI 3 ORGANIC & BIOMOLECUL 2 BIOORGANIC & MEDICIN 1
CARBOHYDRATE RESEARC 1 CHEMISTRY LETTERS 1