Table 2.

Comparison of cellular toxic efficiency between C_n-IMe·HI and C_n-IBn·HBr species

$\frac{{\mathrm{EC}}_{50}\left({\mathrm{C}}_{\mathrm{n}}‐\mathrm{IMe}\cdot \mathrm{HI}\right)}{{\mathrm{EC}}_{50}\left({\mathrm{C}}_{\mathrm{n}}‐\mathrm{IBn}\cdot \mathrm{HBr}\right)}$	C6 glioma	MDCK II	NIH3T3
n= 7	2.3	0.52	1.9
n = 11	5.3	0.56	1.2
n = 15	2.5	1.2	0.89