ethanol
ethyl benzyloxyacetate
oxalic acid diethyl ester
benzyloxyacetic acid
benzyl chloride
(+)-isopropylbenzyloxymalonic acid monoethyl ester
S-(+)-Isopropyl-benzyloxy-malonsaeure-monoethylester-chlorid
isopropylbenzyloxymalonic acid monoethyl ester
5-ethyl-5-benzyloxy-barbituric acid
2-Benzyl-2,N-bis-benzyloxy-malonamic acid ethyl ester