英文名称
2-[3-[2-[2-[3-[4-(4-Ethoxy-5-methylpyrimidin-2-yl)oxy-2-(2,2,6,6-tetramethyl-3,5-dioxooxan-4-yl)phenyl]propyl]-2,6,6-trimethyl-3,5-dioxooxan-4-yl]-4-(6-methoxypyridazin-3-yl)oxyphenyl]propyl]-4-[2-ethyl-5-(5-methylpyrimidin-2-yl)oxyphenyl]-2,6,6-trimethyloxane-3,5-dione