英文别名Doxorubicin Impurity B; Daunorubicin bromoketal; Daunorubicin bromo dimethyl ketal; 14-bromo-13-dimethylketal-daunorubicin; Doxorubicin Impurity N19; Valrubicin impurity, daunorubicin bromoketal [USP]; Doxorubicin Ketal Impurity; Doxorubicin EP Impurity B; (7S,9S)-7-[(2R,4S,5S,6S)-4-amino-5-hydroxy-6-methyloxan-2-yl]oxy-9-(2-bromo-1,1-dimethoxyethyl)-6,9,11-trihydroxy-4-methoxy-8,10-dihydro-7H-tetracene-5,12-dione; (8S,10S)-10-[(3-Amino-2,3,6-trideoxy-alpha-L-lyxo-hexopyranosyl)oxy]-8-(2-bromo-1,1-dimethoxyethyl)-7,8,9,10-tetrahydro-6,8,11-trihydroxy-1-methoxy-5,12-naphthacenedione 
