Showing structure for methyl 2-[(5s,7r,18s,20r)-11,24-dihydroxy-18-(2-methoxy-2-oxoethyl)-7,20-dimethyl-9,22-dioxo-6,19-dioxaheptacyclo[13.11.1.1²,¹⁰.0³,⁸.0¹⁶,²¹.0²³,²⁷.0¹⁴,²⁸]octacosa-1,3(8),10(28),11,13,15(27),16(21),23,25-nonaen-5-yl]acetate