(2S,3S)-2-ethyl-1,5-dioxaspiro[2.4]heptan-4-one 1,5-dioxaspiro[2.4]heptan-4-one, 2-ethyl-, (2S,3S)- InChI=1/C7H10O3/c1-2-5-7(10-5)3-4-9-6(7)8/h5H,2-4H2,1H3/t5-,7-/m0/s