Department of Medicinal Chemistry, Lilly Research Laboratories, Eli Lilly and Company, Erl Wood Manor, Surrey GU20 6PH, UK.|Department of Medicinal Chemistry, Lilly Research Laboratories, Eli Lilly and Company, Erl Wood Manor, Surrey GU20 6PH, UK.|Department of Medicinal Chemistry, Lilly Research Laboratories, Eli Lilly and Company, Erl Wood Manor, Surrey GU20 6PH, UK.|Department of Medicinal Chemistry, Lilly Research Laboratories, Eli Lilly and Company, Erl Wood Manor, Surrey GU20 6PH, UK.|Department of Medicinal Chemistry, Lilly Research Laboratories, Eli Lilly and Company, Erl Wood Manor, Surrey GU20 6PH, UK.|Department of Medicinal Chemistry, Lilly Research Laboratories, Eli Lilly and Company, Erl Wood Manor, Surrey GU20 6PH, UK.|Department of Medicinal Chemistry, Lilly Research Laboratories, Eli Lilly and Company, Erl Wood Manor, Surrey GU20 6PH, UK.