Showing structure for 9-formyl-2-({[6-hydroxy-10-methoxy-2-(8-methoxy-8-oxooctyl)-9-methyl-3-oxo-1,4,8-trioxaspiro[4.5]decan-7-yl]oxy}methyl)-13-isopropyl-5-methyltetracyclo[7.4.0.0²,¹¹.0⁴,⁸]tridec-12-ene-1-carboxylic acid