The method 1 wherein {HEAD ~ the target} is modified to include {TAIL ~ a chemical moiety} that reacts with the chemically reactive functional unit of the nucleic acid 
is modified to include
The method 1 wherein { HEAD ~ the target } is modified to include { TAIL ~ a chemical moiety } that reacts with the chemically reactive functional unit of the nucleic acid
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH