Dexrazoxane Impurity B

Chemical Name: (R)-4,4'-(propane-1,2-diyl)bis(piperazine-2,6-dione)

Synonym: 3-Methoxy-20-oxopregna-3,5-dien-17-yl acetate ; (8R,9S,10R,13S,14S,17R)-17-acetyl-3-methoxy-10,13-dimethyl-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl acetate