Synonyms: AntibioticUK 63052 (9CI); NSC 630678; SW 163G; Stereoisomer ofN,N'-[2,2',2'',4',12',15',17',25'-octamethyl-27'-[(1-methylpropyl)thio]-3',6',10',13',16',19',23',26'-octaoxodispiro[cyclopropane-1,11'-[9,22]dioxa[28]thia[2,5,12,15,18,25]hexaazabicyclo[12.12.3]nonacosane-24',1''-cyclopropane]-7',20'-diyl]bis[3-hydroxy-2-quinolinecarboxamide];UK 63052