tert-butyl (3R,αR)-3-(N-benzyl-N-α-methylbenzylamino)octanoate
(R,R)-4-pentyl-N(5)-(α-methylbenzyl)-1,5-diazocan-2-one
(R,R)-N(1)-(4'-bromobutyl)-4-pentyl-N(5)-(α-methylbenzyl)-1,5-diazocan-2-one
(R,R,R,R)-1-[2'-oxo-4'-pentyl-N(5')-(α-methylbenzyl)-1',5'-diazocan-N(1')-yl]-4-[2''-oxo-4''-heptyl-N(5')-(α'-methylbenzyl)-1'',5''-diazocan-N(1'')-yl]butane