9-Benzyl-3-isobutyl-6-methyl-13-(1-methyl-pentyl)-1-oxa-4,7,10-triaza-cyclotridecane-2,5,8,11-tetraone 在
sodium hydroxide 作用下,
反应 24.0h,
以3.6 mg的产率得到2-{2-[2-(3-Hydroxy-4-methyl-octanoylamino)-3-phenyl-propionylamino]-propionylamino}-4-methyl-pentanoic acid