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chemistry (2336) 2336
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heterocyclic compounds with o, s, se, te hetero atom and condensed derivatives (917) 917
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heterocyclic compounds with n hetero atom and also o and/or s, se, te hetero atoms (417) 417
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alicyclic compounds, terpenoids, prostaglandins, steroids (129) 129
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structure of solids and liquids; crystallography (106) 106
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hetero diels-alder (48) 48
models, molecular (48) 48
nitrogen heterocycles (48) 48
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chemical reactivity (38) 38
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olefins (33) 33
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total synthesis (33) 33
asymmetric synthesis (32) 32
diels–alder reaction (31) 31
domino reactions (31) 31
enantiomers (31) 31
hetero-diels-alder reactions (31) 31
crystallography, x-ray (29) 29
ketones (29) 29
pyridine (29) 29
alkaloids - chemical synthesis (27) 27
dienes (27) 27
lewis acid (27) 27
biochemistry & molecular biology (26) 26
hetero-diels–alder (26) 26
chemistry, medicinal (25) 25
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[chim.orga]chemical sciences/organic chemistry (23) 23
animals (23) 23
carbohydrates. nucleosides and nucleotides (23) 23
amines (22) 22
asymmetry (22) 22
lactones (22) 22
stereochemistry (22) 22
alkaloids - chemistry (21) 21
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