Doramectin
Doramectin Impurity 3 (14-Demethyl Doramectin)
Doramectin Impurity 4 (3,4-Dihydro Doramectin)
Doramectin Impurity 5 (5-Dehydroxyl-5-carbonyl Doramectin)
Doramectin Impurity 6
Doramectin Impurity 7; 23-hydroxy Doramectin
Doramectin Impurity 9; Epi-Doramectin
Doramectin Impurity 10; 5-methoxy Doramectin