prov:value
| - d is a compound as shown as formula 4 and the attendant definitions, wherein R1, R2, R???2, and R???3 are OH. In a further embodiment, the compound is a compound as shown as formula 4 and the attendant definitions, wherein R3, R???1, and R???2 are OH. In a further embodiment, the compound is a compound as shown as formula 4 and the attendant definitions, wherein R???3 is OH. In a further embodimen
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