116978-91-7 Bis(14-thiadaunomycin) Butanediamide, N,N'-bis(2-((2-(4-((3-amino-2,3,6-trideoxy-alpha-L-lyxo-hexopyranosyl)oxy)-1,2,3,4,6,11-hexahydro-2,5,12-trihydroxy-7-methoxy-6,11-dioxo-2-naphthacenyl)-2-oxoethyl)thio)ethyl)-, (2S-(2alpha,2(2R*,4R*),4alpha))-