2-NAPHTHYL N-(2-CHLOROPHENYL)CARBAMATE

2-PHENYLAMINOMETHYL-HEXAHYDRO-ISOINDOLE-1,3-DIONE

2-苯乙基β-D-吡喃葡萄糖苷, 2-Phenylethyl β-D-glucopyranoside

2-PHENYLPROPIOPHENONE

2-PYRIDYL N-(3-NITROPHENYL)CARBAMATE

2-PYRIDYLCARBOXALDEHYDE (2-BENZOTHIAZOLYL)HYDRAZONE

2-SEC-BUTYLCYCLOHEXANONE (P-TOSYL)HYDRAZONE

2-O-TOLYLSULFANYL-ACETIC ACID (2-METHYL-5-NITRO-BENZYLIDENE)-HYDRAZIDE

2-octyl-5,6-dihydro-4H-1,3-thiazine

2-Oxo-1-oxaspiro[4.5]decane-4-carboxylic acid

2-OXO-2-PHENYLETHYL 2-(2-BROMO-4-NITROPHENYL)-1,3-DIOXO-5-ISOINDOLINECARBOXYLATE

2-Oxo-2,3-dihydro-1H-imidazole-4-carboxylic acid

2-OXO-4-PHENYL-2H-CHROMEN-7-YL 2,3,4,6-TETRA-O-ACETYL-BETA-D-GLUCOPYRANOSIDE

2-Oxo-N-phenyl-1-indolinecarboxamide

2-P-TOLYLAMINO-ACETIC ACID (3-ETHOXY-2-HYDROXY-BENZYLIDENE)-HYDRAZIDE