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. 2014 Oct 30;19(11):17478–17535. doi: 10.3390/molecules191117478
Cpd R1 R2 R3 R4 R5
71 α-O-Ac α-OH α-O-Ac β-CH3 ξ-O-Ac
72 α-O-Ac α-O-Ac α-OH β-CH3 ξ-O-Ac
73 α-O-Ac α-O-CH3 H β-CH3 ξ-O-Ac
74 α-O-Ac α-O-CH3 α-OH β-CH3 ξ-O-Ac
75 α-O-Ac α-OH α-OH β-CH3 ξ-O-Ac
76 α-OH α-O-CH3 H β-CH3 ξ-O-Ac
77 α-O-Ac α-OH H α-CH3 β-O-Ac
78 β-O-Ac =O H α-CH3 β-O-Ac
79 β-OH =O H α-CH3 β-O-Ac
80 =O α-OH α-O-Ac α-CH3 β-O-Ac
81 =O α-OH H α-CH3 β-O-Ac
82 =O α-O-CH3 H α-CH3 β-O-Ac
83 α-O-Ac α-OH α-O-Ac α-CH3 β-O-Ac
84 α-O-Ac α-O-CH3 α-O-Ac α-CH3 β-O-Ac