5-ethoxy-4-methyl-oxazole
Benzoic acid 1-benzyloxycarbonyl-1-ethyl-4-oxo-but-2-ynyl ester
benzoyl chloride
benzyl chloroformate
2-Ethyl-[1,3]dithiane-2-carboxylic acid benzyl ester
Benzoic acid 5-(1,3-dihydro-pyrrolo[3,4-b]quinoline-2-carbonyl)-3-ethyl-4-formyl-2-oxo-3,6-dihydro-2H-pyran-3-yl ester
Benzoic acid 4-ethyl-3,13-dioxo-3,4,12,13-tetrahydro-1H-2-oxa-6,12a-diaza-dibenzo[b,h]fluoren-4-yl ester
Benzoic acid 3-ethoxy-7-ethyl-6-oxo-6,7-dihydro-4H-furo[3,4-c]pyran-7-yl ester
Benzoic acid 7-ethyl-1-hydroxy-3,6-dioxo-1,4,6,7-tetrahydro-3H-furo[3,4-c]pyran-7-yl ester
Benzoic acid 1-chloro-7-ethyl-3,6-dioxo-1,4,6,7-tetrahydro-3H-furo[3,4-c]pyran-7-yl ester