Title: Liu J, et al. Discovery and optimization of CRTH2 and DP dual antagonists. Bioorg Med Chem Lett. 2009 Nov 15;19(22):6419-23.
Title: Liu J, et al. Discovery of AMG 853, a CRTH2 and DP Dual Antagonist. ACS Med Chem Lett. 2011 Mar 2;2(5):326-30.
Title: Johnson MG, et al. Solving time-dependent CYP3A4 inhibition for a series of indole-phenylacetic acid dual antagonists of the PGD(2) receptors CRTH2 and DP. Bioorg Med Chem Lett. 2014 Jul 1;24(13):2877-80.