2-硝基苯基-N-乙酰基-BETA-D-氨基葡萄糖苷
2-[(2-Propylvaleryl)oxy]benzoic acid
2(1H)-Pyrimidinone, 4,6-diamino-5-methyl- (9CI)
2-O,4-O:3-O,5-O-Dibenzylidene-D-glucitol
2,2'-BIPYRIDNE-6,6'(1H,1'H)-DIONE,1,1'-DIMETHYL-
2,4,6-Trimethylcyclotrisiloxane
2α,5α-Dimethoxytetrahydrofuran
2,5,5-三甲基-2-(3-甲基丁基)-1,3-二恶烷
2-METHYL-D3-PROPANE-1,1,1,3,3,3-D6
2,6-Dichloropurine riboside
2-[2-[(2-propen-1-ylamino)carbonyl]phenoxy] acetic acid
2,2'-methylenebis(6-tert-butyl-4-methyl-phenol)
2-Cyclohexene-1,2-dicarboxylic anhydride, 5-acetyl-3- (carboxymethyl)- 4,4,6-trihydroxy-6-methyl-, .gamma.-lactone
2-Isonitrosopropiophenone
2-(Acetyloxy)-2-(methylthio)-1H-indene-1,3(2H)-dione