α-Glucosidase inhibitory activity of trivalent metal complexes bearing picolinic acid (PicAs) and hydroxamic acid.

Entry	Compounds	Structure number	IC50 (μM)	Ref.
1		L29	NA	85 a
		L30	NA
		L31	NA
		L32	NA
2				64 b
	102 = [Fe(L11)3]	102	446.2
3
	103 = [Fe(L11)(L12)(NO3)2]	103	492.3	62 b
4				84 b
	104 = [Cr(L17)3]	104	>600
5				66 c
	105 = [Cr(L11)2(NCS)(H2O)]	105	>600
6				64 b
	106 = [Cr(L11)2(H2O)2]	106	164.87
7				85 a
	107 = [Cr(L29)2(H2O)2]	107	28.7
	108 = [Cr(L30)2(H2O)2]	108	69.28
	109 = [Cr(L31)2(H2O)2]	109	355.9
	110 = [Cr(L32)2(H2O)2]	110	169.5

^aAcarbose as the reference drug (IC₅₀ = 418 ± 0.55 μM).

^bGenistein as the reference drug (IC₅₀ = 16.57 ± 0.23 μM).

^cGenistein as the reference drug (IC₅₀ = 7.85 ± 0.87 μM).