英语语法分析

The invention relates to a method for producing tetrahydropyrane derivatives which comprise at least one additional ring containing oxygen.

本发明涉及一种制备包含至少一个另外的含氧环的四氢吡喃衍生物的方法。

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。