Showing structure for (1s,9r,13r,21s)-7,17-dihydroxy-1-(5-hydroxy-2,2-dimethylchromen-8-yl)-11-methyl-2,20-dioxapentacyclo[11.7.1.0³,⁸.0⁹,²¹.0¹⁴,¹⁹]henicosa-3,5,7,10,14,16,18-heptaene-5-carbaldehyde