DIMETHYL ACID PYROPHOSPHATE

DIMETHYL PENTACYCLO(4.4.0.0(2,5).0(3,8).0(4,7))DECANE-9,10-DICARBOXYLATE

ET 7-(4-METHYLBENZOYL)-3-(4-METHYLPHENYL)PYRROLO(1,2-C)PYRIMIDINE-5-CARBOXYLATE

ethyl ({[(2-ethoxy-2-oxoethyl)sulfanyl]carbothioyl}sulfanyl)acetate

ETHYL (1,3-DIMETHYL-2,6-DIOXO-2,3,6,7-TETRAHYDRO-1H-PURIN-8-YL)ACETATE

Ethyl (2-acetyl-3-hydroxyphenoxy)acetate

ETHYL (2-CHLOROPHENOXY)(PHENYL)ACETATE

ETHYL (2-NITROPHENYL)SULFONYLCARBAMATE

Ethyl (2,4-dioxo-1,3-thiazolidin-3-yl)acetate

ethyl (2E)-2-[(2,4-dichlorophenyl)hydrazono]propanoate

ETHYL (2E)-2-[4-(ACETYLOXY)-3-ETHOXYBENZYLIDENE]-5-(3,4-DIMETHOXYPHENYL)-7-METHYL-3-OXO-2,3-DIHYDRO-5H-[1,3]THIAZOLO[3,2-A]PYRIMIDINE-6-CARBOXYLATE

ETHYL (2E)-2-[4-(ACETYLOXY)-3-METHOXYBENZYLIDENE]-7-METHYL-5-(3-NITROPHENYL)-3-OXO-2,3-DIHYDRO-5H-[1,3]THIAZOLO[3,2-A]PYRIMIDINE-6-CARBOXYLATE

ETHYL (2E)-2-[4-(DIMETHYLAMINO)BENZYLIDENE]-7-METHYL-5-(3-NITROPHENYL)-3-OXO-2,3-DIHYDRO-5H-[1,3]THIAZOLO[3,2-A]PYRIMIDINE-6-CARBOXYLATE

ETHYL (2E)-2-(3,4-DIMETHOXYBENZYLIDENE)-7-METHYL-5-(3-NITROPHENYL)-3-OXO-2,3-DIHYDRO-5H-[1,3]THIAZOLO[3,2-A]PYRIMIDINE-6-CARBOXYLATE

ETHYL (2E)-2-BENZYLIDENE-7-METHYL-3-OXO-5-(2-THIENYL)-2,3-DIHYDRO-5H-[1,3]THIAZOLO[3,2-A]PYRIMIDINE-6-CARBOXYLATE