IC₅₀ values of chloroquine–benzylamine (10–12), –thiazolidinone (13–14), and –triazine (15–17) hybrids.

Hybrid	IC50 (nM) ± SD CQR	IC50 (nM) ± SD CQS
10(a, b)	300 ± 20–330 ± 50	300 ± 40–250 ± 30
11	350 ± 20	300 ± 30
12	580 ± 40	350 ± 50
13	440 ± 20	360 ± 20
14	540 ± 30	400 ± 30
15(a–m)	3.01–7.03	—
16(a–m)	110–420	100–430
17(a–b)	—	155