Table 4.

IC₅₀ values of 3b, 3e, 3i, 3j, 3o, 3p, 3s, and 3v against tubulin using colchicine as a positive control.

Compounds	IC50 (µM)	S.D.
3b	26.5	±0.17
3e	2.54	±0.24
3i	5.51 × 10−5	±0.39
3j	8.85 × 10−3	±0.42
3o	1.76 × 10−4	±0.11
3p	9.37 × 10−2	±0.21
3s	0.71	±0.30
3v	1.62 × 10−2	±0.12
Colchicine	9.88 × 10−2	±0.17