prov:value
| - other is hydroxy, an acyloxy derivative taken from the group consisting of formyloxy, C1-10 alkylcarbonyloxy, arylcarbonyloxy and aralkylcarbonyloxy, or ???NHR12 wherein R12 is hydrogen, arylsulfonyl or heteroarylsulfonyl optionally substituted by 1-3 halo or C1-3 alkyl groups, alkylsulfonyl, or where X is a connecting bond, O or NH, A is a connecting bond or C1-C3 alkylene R13 is hydrogen, C1-C1
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