2 Bromo 4 aminopyridine 2 Chloro 4 aminopyridine 4 Aminopyridine 2 Amino 6 Methylpyridine 2 Amino 5 methylpyridine 2 Chloro 3 aminopyridine 3 Bromo 4 methylpyridine 2 Methoxy 5 aminopyridine 2 Methoxy 3 aminopyridine 2 Methoxy 3 nitropyridine 2 6 Dichloro 3 cyano 4 methylpyridin 2 Bromo 6 hydroxypyridine 2 Chloro 6 hydroxypyridine 2 6 Dibromo 3 aminopyridine 2 Mercapto 5 methoxyimidazole 4 5 b 4 Ethoxy 3 nitropyridine 4 Methoxy 3 nitropyridine 3 Nitro 4 methylpyridine 2 Hydroxy 4 methyl 5 nitropyridine 3 Chloro 4 fluoro aniline 1 2 fluoroethyl 6 7 8 trifluoro 1 4 dihydro 4 oxo quinoline 3 ethylcarboxylate 2 Chloro 6 fluoroaniline 2 Fluorobenzaldehyde 4 Fluorobenzoic acid 2 Fluorobenzoic acid 3 Fluorobenzoic acid 4 Fluorobenzyl chloride 2 Fluorobenzyl chloride 3 Fluorobenzyl chloride 4 Fluorotoluene

2 Fluorotoluene 3 Fluorotoluene 4 Fluorobenzoyl chloride 4 fluorobenzyl alcohol 4 Fluoroanisole 2 Fluoroanisole 10 hydroxycamptothecin 3 5 Dimethyl Benzaldehyde 4 Amino 3 5 dichloropyridine 2 3 Dichloropyridine 5 Bromo 2 hydroxynicotinic acid 2 Bromo 3 hydroxypyridine 2 Chloro 4 cyanopyridine 2 Chloro 3 hydroxypyridine 2 Chloro 4 hydroxypyridine 2 Chloro 4 iodopyridine 2 Chloroisonicotinic acid 2 5 Dichloronicotinic acid 2 Chloronicotinoyl chloride 2 Chloro 3 nitropyridine 3 Chloropyridine 3 5 Dichloro 4 hydroxypyridine 3 5 Dichloro 4 pyridone N acetic acid 2 3 Dihydroxypyridine 2 2 Hydroxyethyl pyridine 2 Hydroxynicotinic acid 3 Hydroxy 2 nitropyridine 4 Methoxypyridine N oxide 1 2 iodoethyl 4 octyl Benzene 4 Methylumbelliferone

2 4 6 Trihydroxyacetophenone 4 Ethylresorcinol 4 Methylresorcinol 2 2 5 trimethylhex 4 enal 4 Methyl 3 decen 5 ol 1 Octen 3 ol 3 3 Diethoxy 1 propyne 2 3 dimethylpentaldehyde 2 Methyl 2 3 bromopropyl 1 3 dioxolane 2 Trans Hexenal 4 Oxo 3 phenylmethoxy 4H pyran 2 5 dicarboxylic acid 2 5 dimethyl ester 5 2 4 Difluorophenyl methyl amino carbonyl 1 2 2 dimethoxyethyl 1 4 dihydro 4 oxo 3 phenylmethoxy 2 pyridinecarboxylic acid methyl ester 4R 12aS N 2 4 difluorobenzyl 7 benzylhydroxy 4 methyl 6 8 dioxo 3 4 6 8 12 12a hexahydro 2H pyrido 1 2 4 5 pyrazino 2 1 b 1 3 oxazine 9 carboxamide 5 1 Piperazinyl 2 benzofurancarboxylic acid ethyl ester hydrochloride 3 6 Dichloro Salicylic Acid 2 5 Dichlorophenol 1R 3S 3 AMINOCYCLOPENTANE CARBOXYLIC ACID 1 3 Hydroxypropyl 5 2R 2 2 2 2 2 2 trifluoroethoxy phenoxy ethyl amino propyl 2 3 di hydro 1H indole 7 carboxamide 1S 3R 3 AMINOCYCLOPENTANECARBOXYLIC ACID 1 3 Dioxan 2 ylethyl magnesium bromide 1 Benzylpyrrolidin 3 yl methanol 1 CYCLOPROPYLETHYL AMINE 1H Indol 3 yl methanamine 1 METHANESULFONYLPIPERIDIN 4 YL METHANAMINE 1 PROPYL TRI PHENYLPHOS PHONIUM BROMIDE 1R 1 Phenyl 1 2 3 4 tetrahydroisoquinoline 1R 2R 1 2 di phenyl ethylenediaminme 1R 2R 2 AMINOCYCLO HEXANOL HYDROCHLORIDE 1R 2S CIS 2 AMINOCYCLOPENTANOL HYDROCHLORIDE 1R 3R 3 AMINOCYCLO PENTANOL

1R 3R 4R Entecavir 1R 3R 4S Entecavir 1R 3S 4R Entecavir 1R 3S 4S Entecavir 1S 2R 2 AMINO 1 CYCLOPENTANECARBO XYLIC ACID HYDROCHLORIDE 1S 3R 4R Entecavir 1S 3S 4R Entecavir 1S 3S 4S Entecavir 2 BUTYL TRIPHENYL PHOSPHONIUM BROMIDE 2E 3 4 2 DIMETHYLAMINO ETHOXY PHENYL PROP 2 ENOIC ACID 2 methyl 1 3 5 yl acetic acid 2 Methylpyridin 3 yl methanamine 2R 2 3 chloro 4 methylsulfonyl phenyl 3 2 oxocyclopentyl propanoic acid 2R 5R methyl 5 methlypyrrolidine 2 carboxylate 2R 3S ethyl 3 amino 2 hydroxy 3 phenylpropanoate 2R 3S 5S 3 Benzyloxy 5 2 4 methoxyphenyl diphenylmethyl amino 6 phenylmethoxy 9H purin 9 yl 2 benzyloxymethyl cyclopentanol 2S 3 BROMO 2 HYDROXY 2 METHYLPROPANOIC ACID 2Z 2 pyridin 4 ylmethylene 1 3 thiazole 3 2 A benzimidazol 3 2H one 4 quinolones 2 3 4 5 Tetramethoxytoluene 100 ml Glucose and Sodium Chloride Injection 7 MAC intermediate of cefotetam cefmetazole 7 ACA 3 MMT 7 TMCA Intermediate of Cefmenoxime 6 aminopenicilanic acid 6 APA 66 dibromopenicillanic acidmethyl ester 5 mercapto 1 2 3 4 Tetrazole 1 methl sulfonic Acid Disodium Saits 1 2 Dimethylamino ethyl 1H tetrazole 5 thiol MTZ 2 2 AMINOTHIAZOL 4 YL ACETIC ACID HYDROCHLORIDE 5 Methyl 2 1H Pyridone 5 Acetonyl 2 methoxybenzenesulfonamide