The method 5, wherein said {HEAD ~ microcrystal} has {TAIL ~ a cross section} of 10 4 or less 
has
The method 5 , wherein said { HEAD ~ microcrystal } has { TAIL ~ a cross section } of 10 4 or less
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH