Showing structure for 6-[(5-{[5-({5-[(5-hydroxy-4-methoxy-6-methyloxan-2-yl)oxy]-4-methoxy-6-methyloxan-2-yl}oxy)-4-methoxy-6-methyloxan-2-yl]oxy}-4-methoxy-6-methyloxan-2-yl)oxy]-9,13,18-trimethyl-19,20-dioxapentacyclo[10.7.1.0¹,¹⁰.0⁴,⁹.0¹³,¹⁷]icosan-14-one