Methods and {TAIL ~ compositions} for {HEAD ~ the manufacture} of C 3′ and C 4′ anthracycline antibiotics 
Methods and { TAIL ~ compositions } for { HEAD ~ the manufacture } of C 3′ and C 4′ anthracycline antibiotics
OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH