| http://www.w3.org/ns/prov#value | - henylene, phenylene-O-phenylene, cyclohexanediyl, methylcyclohexanediyl, trimethylcyclohexanediyl, norbornanediyl, [1-3]diazetidine-2,4-dione-1,3-diyl, 3-(6-isocyanatohexyl)-biuret-1,5-diyl or 5-(6-isocyanatohexyl)-[1,3,5]triazinane-2,4,6-trione-1.3-diyl radical(s), or R6 is an n-valent radical of linear or branched ???CO???(C0-C12alkylene)-(CO)n-1??? and the alkylene may be interrupted by oxygen,
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