Synonyms: 9,12-Diazatricyclo[14.3.1.12,6]heneicosa-1(20),2,4,6(21),16,18-hexaene-8-carboxylicacid,14-amino-11-[3-[[2-amino-5-[(aminoiminomethyl)amino]-1-oxopentyl]amino]-2-hydroxypropyl]-5,7,17-trihydroxy-10,13-dioxo-,[7R-[7R*,8S*,11S*[S*(S*)],14S*]]-; LL-AF 283b