Table 5: Stability of [14C]-Compound B dosing solution (10 μCi/10 mL).

Time point at room temperature, h Radiochemical purity, % Largest individual radiochemical impurity, %
Initial 97.28 1.05
2 97.11 1.35
4 97.01 1.30
6 96.86 1.19
8 96.64 1.67