1,2,3,4,5-Cyclopentanepentayl, 1-[[(hexahydro-2-oxo-1H-azepin-3-yl)amino]carbonyl]-, compd. with 1,2,3,4,5-cyclopentanepentayl, iron salt (1:1:1) AIDS-158940 AIDS158940 NSC682795