140221-72-3

Dunaimycin Dunaimycin A1 Spiro[2,24-dioxabicyclo[21.3.1]heptacosa-4,18-diene-25,2'-[2H]pyran]-3,21-dione, 3',4',5',6'-tetrahydro-7,9,11-trihydroxy-6'-(2-hydroxybutyl)-5',6,8,12,27-pentamethyl-20-(2-methylpropyl)- (4E,18E)-3',4',5',6'-Tetrahydro-7,9,11-trihydroxy-6'-(2-hydroxybutyl)-5',6,8,12,27-pentamethyl-20-(2-methylpropyl)spiro[2,24-dioxabicyclo[21.3.1]heptacosa-4,18-diene-25,2'-[2H]pyran]-3,21-dione