(4E,6Z)-30-((2-(Acetylamino)-2-carboxyethyl)thio)-30-dechloro-2-demethylnaphthomycin A 102228-99-9 Diastovaricin II Diastovaricins II Naphthomycin A, 30-((2-(acetylamino)-2-carboxyethyl)thio)-30-dechloro-2-demethyl-, (4E,6Z)-