Cyclo[(4S,5R)-2-[(1R)-1-amino-2-mercaptoethyl]-4,5-dihydro-5-methyl-4-oxazolecarbonyl-2-[(1R)-1-amino-2-phenylethyl]-4-thiazolecarbonyl-L-cysteinyl-L-threonyl-2-[(1R)-1-amino-3-methylbutyl]-4-thiazolecarbonyl],cyclic (1®3)-disulfide (9CI);Ulithiacyclamide F