Isothiourea derivatives of imadazo2,1-bThiazoles and 5,6-dihydro derivatives thereof useful as CXCR4 chemokine receptor inhibitors

摘要

The invention relates to isothiourea derivatives of formula I:; wherein R₁ is a residue of one of the following structures:; where the variables are as defined in the claims of the invention, as well as processes for production of these compounds.