from {HEAD ~ about 5%} to about 20% by {TAIL ~ weight} of at least one organic rosin ester 
from { HEAD ~ about 5 % } to about 20 % by { TAIL ~ weight } of at least one organic rosin ester
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH