删除Excel 2010中某些string后的所有内容

我有这个string:

Category1 > SubCategory11 > SubSubCategory111 > Something Category2 > SubCategory21 > SomethingElse Category3 > SubCategory31 > SubSubCategory32 > SubSubSubCategory33 > AnotherSomethingElse Category4 > Else 

我如何删除最后一个“>”之后的所有内容?

提前致谢。

公式办法:

 =LEFT(A1, FIND("|", SUBSTITUTE(A1, ">", "|", LEN(A1)-LEN(SUBSTITUTE(A1, ">", ""))))) 

为了摆脱>太:

 =TRIM(LEFT(A1, FIND("|", SUBSTITUTE(A1, ">", "|", LEN(A1)-LEN(SUBSTITUTE(A1, ">", ""))))-1))