Appeal No. 1999-0676
Application No. 08/465,625
R3 is hydrogen or methyl;
and R4 is H or a 4’ – (alpha-L-oleandrosyl)-alpha-L-oleandro-syloxy group of
the formula
with the proviso that when R4 and R1 are both H and the double bond is absent, R2 is not H
or CH3.
REFERENCE
3
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