Preferably, the concentration of the dendron in {HEAD ~ the solution} is {TAIL ~ approximately 1 mM} or more 
Preferably , the concentration of the dendron in { HEAD ~ the solution } is { TAIL ~ approximately 1 mM } or more
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH