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. 2014 Dec 23;59(1):53–58. doi: 10.1128/AAC.03633-14

FIG 2.

FIG 2

LC-MS/MS analysis. The innovator (blue spectrum) and the generic (red spectrum) displayed the same major peaks at almost identical times. The peak corresponding to ciprofloxacin appeared between 7 and 8 min, with equal abundances for the two products.