(R)-5-(2-Hydroxyethyl)-8-hydroxy-3α-methylisochroman-1-one
(R)-5-(2-Hydroxyethyl)-8-hydroxy-3α-methylisochroman-1-one ??
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(R)-5-(2-Hydroxyethyl)-8-hydroxy-3α-methylisochroman-1-one C??? ??, ??, ??
(R)-5-(2-Hydroxyethyl)-8-hydroxy-3α-methylisochroman-1-one ?? ?? ? ???
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(R)-5-(2-Hydroxyethyl)-8-hydroxy-3α-methylisochroman-1-one ?? ??
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