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. Author manuscript; available in PMC: 2015 Nov 1.
Published in final edited form as: Bioorg Med Chem Lett. 2014 Sep 15;24(21):5081–5085. doi: 10.1016/j.bmcl.2014.09.001

Table 4.

Growth inhibition of selected analogs on HNSCC cell lines 686LN, CAL33, FADU and OSC19

Compd# 686LN IC50
(μM)
CAL33 IC50
(μM)
FADU IC50
(μM)
OSC19 IC50
(μM)
11a 37.5 ± 11.1 29.4 ± 5.9 18.8 ± 5.3 17.0 ± 4.6
11b 49.3a 19.7 ± 0.5 11.0 ± 0.1 12.8 ± 0.9
11c 2.4 ± 0.6 1.2 ± 0.3 1.9 ± 0.1 3.2 ± 0.4
19a 18.0 ± 10.4 12.9 ± 0.9 30.9 ± 14.9 11.2a
19g 37.8a 11.1a 17.9a 19.0a
19h 43.7 ± 0.7 >50 27.4 ± 13.3 >50
6 >5 1.3 ± 0.4 2.4 ± 0.6 7.7 ± 4.7
a

Results from a single experiment.