In further embodiments, {TAIL ~ an anti cancer agent} comprises one or more of {HEAD ~ the oligonucleotides} of the invention 
In further embodiments , { TAIL ~ an anti cancer agent } comprises one or more of { HEAD ~ the oligonucleotides } of the invention
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH