pyran,carboxylic,tetrahydro,ethyl,ester,2h-pyran,2h-pyran-4-carboxylic
2H-pyran
34366-92-21,6-dioxaspiro[4.5]decane-7-butanoic acid, 2-[(2S,2'R,3'S,5R,5'R)-2-ethyloctahydro-3'-methyl-5'-[(2S,3S,5R,6R)-tetrahydro-6-hydroxy-6-(hydroxymethyl)-3,5-dimethyl-2H-pyran-2-yl][2,2'-bifuran]-5-yl]-9-hydroxy-beta-methoxy-alpha,gamma,2,8-tetramethyl-, (alp