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. 2019 Jul 20;8(7):234. doi: 10.3390/antiox8070234

Figure 2.

Figure 2

Optimized chromatographic separation of chlorogenic acid and other compounds before and after thermal processing of eggplant. 1—(dihydrocoumaroyl glucoside) amide isomer, 2—N-caffeoylputrescine isomer, 3—5-hydroxymethylfurfural, 4—chlorogenic acid.