Patent ID: 6984515

Claim:
The polyketide or glycosylated polyketide which has the formula: wherein R* is methyl or ethyl; each of R 1 -R 6 is methyl; X 1 is OH or H; and/or X 2 is ═O, OH or H; X 3 is OH or H; X 4 is OH or H; a pi bond is present at positions 10-11, 8-9, 4-5 and/or 2-3; and wherein at least one of the following characteristics is present: X 1 is H; X 2 is OH or H; X 3 is H; X 4 is H; or a pi bond is present at positions 10-11, 8-9, 4-5 and/or 2-3.