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. Author manuscript; available in PMC: 2026 Jul 23.
Published in final edited form as: Eur J Med Chem. 2025 Jul 23;298:117991. doi: 10.1016/j.ejmech.2025.117991

Table 3:

Evaluation of in vitro metabolic stability in human liver microsomes (HLM) and mouse liver microsomes (MLM) of selected N-(3-hydroxyphenyl)-3,8-diazabicyclooctanes.

Compound HLM t1/2 (min) MLM t1/2 (min)
Morphine > 145.0 > 145.0
Fentanyl 53.4 4.6
Atoxifent 38.0 1.7
8 26.6 3.3
11 36.5 3.5
12 35.6 6.4
13 92.7 14.2
16 13.0 2.1
17 58.7 5.8