(3aS,5R,6R,7R,7aS)-7-(1-ethylpropoxy)-6-hydroxy-2-oxooctahydrobenzooxazole-5-carboxylic acid ethyl ester

(1R,3S,4S,5S,6R)-5-(1-ethylpropoxy)-4,6-dihydroxycyclohexane-1,3-dicarboxylic acid 1-ethyl ester

5-(1-ethylpropoxy)-4,6-dimethoxyisophthalic acid diethyl ester

all-cis-5-(1-ethylpropoxy)-4,6-dimethoxycyclohexane-1,3-dicarboxylic acid diethyl ester

all-cis-5-(1-ethylpropoxy)-4,6-dihydroxycyclohexane-1,3-dicarboxylic acid diethyl ester