(5β,9α,10α,13ξ)-3α-Hydroxylabd-7-en-15-oic acid
(5β,9α,10α,13ξ)-3α-Hydroxylabd-7-en-15-oic acid ??
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(5β,9α,10α,13ξ)-3α-Hydroxylabd-7-en-15-oic acid C??? ??, ??, ??
(5β,9α,10α,13ξ)-3α-Hydroxylabd-7-en-15-oic acid ?? ?? ? ???
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(5β,9α,10α,13ξ)-3α-Hydroxylabd-7-en-15-oic acid ?? ??
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