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?? ???? >5'-[3-Hydroxyphenyl]-4',5'-dihydro-1'H-5α-ursano[3,2-c]pyrazol-24-oic acid methyl ester
5'-[3-Hydroxyphenyl]-4',5'-dihydro-1'H-5α-ursano[3,2-c]pyrazol-24-oic acid methyl ester
5'-[3-Hydroxyphenyl]-4',5'-dihydro-1'H-5α-ursano[3,2-c]pyrazol-24-oic acid methyl ester ??
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5'-[3-Hydroxyphenyl]-4',5'-dihydro-1'H-5α-ursano[3,2-c]pyrazol-24-oic acid methyl ester C??? ??, ??, ??
5'-[3-Hydroxyphenyl]-4',5'-dihydro-1'H-5α-ursano[3,2-c]pyrazol-24-oic acid methyl ester ?? ?? ? ???
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5'-[3-Hydroxyphenyl]-4',5'-dihydro-1'H-5α-ursano[3,2-c]pyrazol-24-oic acid methyl ester ?? ??
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