prov:value
| - R7, and R8 are independently selected from the group consisting of hydrogen, alkanoyl, hydroxy-substituted alkanoyl, and acyloxy-substituted alkanoyl; at least three of R1, R2, R3, R4, R5, R6, R7, and R8 are other than hydrogen; and wherein when R1, R2, R3, R4, R5, R6, R7, and R8 are selected from the group consisting of acetyl and isobutyryl, at least three of R1, R2, R3, R4, R5, R6, R7, and R8 a
|