(+-)-1-[5'-[(.alpha.-Aminododecanoyl)amino]-5'- deoxy-.beta.-D,L-allofuranosyluronic acid]uracil formate .beta.-D-Allofuranuronic acid, 5-[(2-amino-1-oxododecyl)amino]-1,5-dideoxy-1-(3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-, (R)- 112139-17-0 (DIASTEREOMER 1, .BETA.-D, R) 112139-18-1 (DIASTEREOMER 2, BETA.-D, S) AIDS-008609 AIDS008609 Polyoxin L analog