The letter e is {TAIL ~ an integer} from 1 to 3, f is an integer from 0 to 2 and g is an integer equaling 4 e f. Specific examples of {HEAD ~ useful glycidoxy functional silanes} are the following: 
The letter e is { TAIL ~ an integer } from 1 to 3 , f is an integer from 0 to 2 and g is an integer equaling 4 e f. Specific examples of { HEAD ~ useful glycidoxy functional silanes } are the following :
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH