prov:value
| - ve amino-substituted polyalkylaryleneoxide group, R60, R61, R62, R63, R64, R65, R66, R67, R68, and R69 each, independently of the others, is (i) a hydrogen atom, (ii) a hydroxy group, (iii) an amino group of the formula ???NR58R59, wherein R58 and R59 each, independently of the others, is a hydrogen atom, an alkyl group as defined for R60, R61, R62, R63, R64, R65, R66, R67, R68, and R69, an aryl g
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