83860-41-7 Istamycin C L-chiro-Inositol, 4-amino-1-((aminoacetyl)methylamino)-3-O-(2-amino-2,3,4,6-tetradeoxy-6-(ethylamino)-alpha-D-erythro-hexopyranosyl)-1,4,5-trideoxy-6-O-methyl-, carbonate, hydrate (2:2:1) (salt)