Table 1.

IC₅₀ values in μΜ for 50% inhibition of NO release and cytostatic activity of compounds 1–3.

Compound	IC50 (μΜ)	No Cytostatic Activity (μΜ) (at 48 h)
1	2.6 ± 0.35	<62.5
2	3.8 ± 0.29	<45
3	14.2 ± 1.67	<125