Citric Acid → 2-(4-(Heptyloxy)phenyl)-2-oxoethyl 4-bromobenzoate

Reaction equation

Br[CH2:2][C:3]([C:5]1[CH:10]=[CH:9][C:8]([O:11][CH2:12][CH2:13][CH2:14][CH2:15][CH2:16][CH2:17][CH3:18])=[CH:7][CH:6]=1)=[O:4].[Br:19][C:20]1[CH:28]=[CH:27][C:23]([C:24]([OH:26])=[O:25])=[CH:22][CH:21]=1.C(O)(=O)CC(CC(O)=O)(C(O)=O)O.CC(=O)OCC>C(#N)C>[Br:19][C:20]1[CH:28]=[CH:27][C:23]([C:24]([O:26][CH2:2][C:3]([C:5]2[CH:10]=[CH:9][C:8]([O:11][CH2:12][CH2:13][CH2:14][CH2:15][CH2:16][CH2:17][CH3:18])=[CH:7][CH:6]=2)=[O:4])=[O:25])=[CH:22][CH:21]=1