The present invention discloses {HEAD ~ new and novel substituted anthracyclines} with modified alkyl aromatic ring substitutions on the C 3′ of the sugar moiety or {TAIL ~ modified or unmodified alkyl aromatic ring substitutions} at the C 4′ of the sugar moiety 
with
The present invention discloses { HEAD ~ new and novel substituted anthracyclines } with modified alkyl aromatic ring substitutions on the C 3′ of the sugar moiety or { TAIL ~ modified or unmodified alkyl aromatic ring substitutions } at the C 4′ of the sugar moiety
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH