prov:value
| - , C1-C8alkyl, C5-C12cycloalkyl, phenyl, C7-C9phenylalkyl or a group of the formula (c-I), X10 is a direct bond or C1-C4alkylene, R18 has one of the meanings of R6, R19, R20, R23 and R24 independently of one another are hydrogen, C1-C30alkyl, C5-C12cycloalkyl or phenyl, R22 is hydrogen, C1-C30alkyl, C5-C12cycloalkyl, phenyl, C7-C9phenylalkyl or a group of the formula (c-I), and b3 is a number from
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