Table 1.

Structures of synthesized imidazolium compounds.

Entry	R	Activity	Entry	R	Activity	Entry	R	Activity
5a		–	5j		+	5s		+++
5b		–	5k		+	5t		+
5c		–	5l		+++	5u		+
5d		+	5m		+++	5v		+
5e		+	5n		+	5w		–
5f		++	5o		–	5x		–
5g		–	5p		+	5y		+
5h		–	5q		–	5z		–
5i		–	5r		++