#$%^&*AU2012202703A120120531.pdf#####Abstract of the Disclosure The present invention provides sphingosine- 1-phosphate analogs that are potent, and selective agonists at one or more Si P receptors, specifically the SIP, receptor type. The compounds invention include compounds having a phosphate moiety as well as compounds with hydrolysisresistant phosphate surrogates such as phosphonates, alpha-substituted phosphonates, and phosphothionates.