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. Author manuscript; available in PMC: 2015 Jan 3.
Published in final edited form as: Expert Opin Investig Drugs. 2013 Dec 13;23(2):227–241. doi: 10.1517/13543784.2014.856879

Figure 1.

Figure 1

Analgesic effect as % MPE of 25 (1) and 26 (2) in the mouse tail-flick assay at different times after intravenous administration.

**P < 0.001; *P < 0.05.

Adapted from [29] with permission of the American Chemical Society.