| http://www.w3.org/ns/prov#value | - A compound of the formula (I):R--O--(CH2 CH2 O)m (CH2)n --Z wherein R is a monosaccharide glycosyl group or an oligosaccharide glycosyl group, m is a positive integer up to about 200, n is an integer from 1 to 3 and Z is --CHO or --COOH. 2.
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