Showing structure for (1s,4r,6r,7e,11r,12s)-14,16-dihydroxy-1,5,5,8-tetramethyl-12-(2-methylpropyl)-19-oxatetracyclo[9.8.0.0⁴,⁶.0¹³,¹⁸]nonadeca-7,13,15,17-tetraene-15,17-dicarbaldehyde