In the detailed description, {TAIL ~ reference} will be made to the drawing in which the FIGURE is a flow sheet showing {HEAD ~ the wash system} of a hexamethylene diamine reaction 
In the detailed description , { TAIL ~ reference } will be made to the drawing in which the FIGURE is a flow sheet showing { HEAD ~ the wash system } of a hexamethylene diamine reaction
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH