Chemical structures of hydrazones derivatives and IC₅₀ values against AP inhibitors.

Compound no.	Chemical structures & IUPAC names	IC50 (μM)				References
		h-TNAP	h-IAP	h-PLAP	h-GCAP
16		43.8%	42.8%	44.8%	0.74	133
17		42.1%	0.32	0.048	36.7%	133
18		0.13	0.01	0.059	45.7%	133
19		0.026	47.2%	5.04	33.5%	133
Standards		25	—	120	—	133
		—	100	—	300	133