Table 2 Acetylcholinesterase inhibition of compounds 1-4

1

1000

98.00 ± 0.70^ns

<0.1

500

94.25 ± 0.05 ^ns

250

93.25 ± 0.25 ^ns

2

1000

98.75 ± 0.25 ^ns

<0.1

500

91.75 ± 0.04 ^ns

250

91.00 ± 0.52 ^ns

3

1000

98.50 ± 0.09 ^ns

<0.1

500

96.00 ± 0.80 ^ns

250

95.25 ± 0.20 ^ns

4

1000

97.25 ± 0.07 ^ns

<0.1

500

96.00 ± 0.55 ^ns

250

93.25 ± 0.15 ^ns

Galanthamin

1000

94.22 ± 1.01

<0.1

e

500

92.28 ± 0.43

250

85.35 ± 0.83