Research Article
Determination of Six Macrolide Antibiotics in Chicken Sample by Liquid Chromatography-Tandem Mass Spectrometry Based on Solid Phase Extraction
Figure 3
Possible structures of the PAF-6-analyte complexes: (a) PAF-azithromycin, (b) PAF-clarithromycin, (c) PAF-kitasamycin, (d) PAF-roxithromycin, (e) PAF-tilmicosin, and (f) PAF-tylosin. Carbon: gray; hydrogen: white; oxygen: red; nitrogen: blue.