Properly splitting first name and last name in Microsoft excel

First Name
=IFERROR(LEFT($C2;FIND("@";SUBSTITUTE($C2;" ";"@";LEN($C2)-LEN(SUBSTITUTE($C2;" ";"")));1));$C2)

Last Name
=IFERROR(RIGHT($C2;LEN($C2)-FIND("@";SUBSTITUTE($C2;" ";"@";LEN($C2)-LEN(SUBSTITUTE($C2;" ";"")));1));$C2)

NotTiled Android TMX Editor

Download NotTiled Android Tmx Editor on Google Play Store:

https://play.google.com/store/apps/details?id=com.mirwanda.nottiled