2-(METHOXYCARBONYL)PHENYL N-(2,4-DIMETHOXYPHENYL)CARBAMATE

2-(METHYLAMINO)-2-IMIDAZOLINE HYDRIODIDE

2-(methylsulfanyl)-3a,4,5,6,7,7a-hexahydro-1H-benzimidazole hydroiodide

2-(sulfanylmethyl)succinic acid

2-(TERT.-PENTYL)-CYCLOHEXYL ACETATE

2-(TOLUENE-4-SULFONYLAMINO)PROPIONIC ACID 2-OXO-4-TRI-F-ME-2H-CHROMEN-7-YL ESTER

2-(TRICHLOROMETHYL)-BENZIMIDAZOLE

2-(Triisopropylsilyl)oxazole-5-boronic acid pinacol ester

2-(TRIPHENYLSTANNYL)BENZOTHIAZOLE

2-ACETAMIDO-2-DEOXY-1,3,4,6-TETRA-O-ACETYL-ALPHA-D-GLUCOPYRANOSE

2-ACETAMIDO-4-(CHLOROMETHYL)THIAZOLE

2-ACETYL-4-PHENYL-2,3,3A,4-TETRAHYDRO-BENZO(F)ISOINDOL-1-ONE

2-ACETYLAMINO-2-(4-HYDROXY-2-METHYL-BENZYL)-MALONIC ACID DIETHYL ESTER

2-Acetylamino-5-thiazolecarboxylic acid methyl ester

2-Acetylpyrrole

2-乙酰基吡咯