Showing structure for (1r,2s,4s,7e,11s)-14,16-dihydroxy-3,3,7,11-tetramethyl-15-(3-methylbutanoyl)-19-oxatetracyclo[9.8.0.0²,⁴.0¹³,¹⁸]nonadeca-7,13,15,17-tetraene-17-carbaldehyde