Josamycin 2',9-dipropionate;Josamycin 9,2'-dipropionate;Josamycin dipropionate;Leucomycin V 3-acetate 2',9-dipropanoate 4''-(3-methylbutanoate);Leucomycin V 3-acetate 4''-(3-methylbutanoate)9,2'-dipropionate
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