title: 3-(4-Acetoxy-phen-yl)-4-oxo-4H-1-benzopyran-5,7-diyl diacetate.
abstract: In the title mol-ecule, C(21)H(16)O(8), the dihedral angle between the ring systems is 58.5 (1)°. In the crystal, C-H⋯O inter-actions help to establish the packing.
authors.affiliation: School of Life Science, Nanjing University, Nanjing 210093, People's Republic of China.
authors.forename: Huan-Qiu
authors.initials: HQ
authors.lastname: Li
authors.forename: Yin
authors.initials: Y
authors.lastname: Luo
authors.forename: Dong-Dong
authors.initials: DD
authors.lastname: Li
authors.forename: Hai-Liang
authors.initials: HL
authors.lastname: Zhu