The present invention provides a method for the purification of cyclic indole compounds that provides advantages over previously-known methods. Using the method of the present invention allows for the facile preparation of a good quality solid form of these compounds.
                            本发明提供了一种用于纯化环状
吲哚化合物的方法,相比先前已知的方法具有优势。使用本发明的方法可以方便地制备这些化合物的高质量固体形式。