Straight or branched alkoxy groups having from 1 to 6 carbon atoms include, for example, methoxy, {HEAD ~ ethoxy}, {TAIL ~ n propoxy}, tert butoxy, and pentyloxy 
Straight or branched alkoxy groups having from 1 to 6 carbon atoms include , for example , methoxy , { HEAD ~ ethoxy } , { TAIL ~ n propoxy } , tert butoxy , and pentyloxy
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH