The invention also relates to, in particular, compounds having two tetrahydropyrane rings or at least one tetrahydropyrane ring and a dioxane ring.
本发明特别涉及具有两个四氢吡喃环或者具有至少各一个四氢吡喃环和二韧榛返幕合物。
The invention also relates to, in particular, compounds having two tetrahydropyrane rings or at least one tetrahydropyrane ring and a dioxane ring.
本发明特别涉及具有两个四氢吡喃环或者具有至少各一个四氢吡喃环和二韧榛返幕合物。
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