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JOURNAL OF NATURAL P 199 JOURNAL OF ASIAN NAT 140 ORGANIC LETTERS 121
FITOTERAPIA 119 PHYTOCHEMISTRY 111 HELVETICA CHIMICA AC 109
TETRAHEDRON LETTERS 78 CHINESE CHEMICAL LET 76 TETRAHEDRON 74
CHEMISTRY & BIODIVER 53 PHYTOCHEMISTRY LETTE 51 MOLECULES 48
CHEMICAL & PHARMACEU 45 NATURAL PRODUCT RESE 36 JOURNAL OF AGRICULTU 34
BIOORGANIC & MEDICIN 33 PLANTA MEDICA 33 RSC ADVANCES 27
nature 25 JOURNAL OF ETHNOPHAR 24