I'm still looking for a solution for this. Here is the sql query that the query generates with the brackets removed.
INSERT INTO [Map CRF Export] ( [School Name], [School Number], [Previous Teacher ID], [Teacher ID], [Teacher Last Name], [Teacher First Name], [Teacher Middle Initial], [Class Name], [Class Period Name], [Class Subject Name], [Previous Student ID], [Student ID], [Student Last Name], [Student First Name], [Student Middle Initial], [Student Date of Birth], [Student Gender], [Student Grade], [Student Ethnic Group Name], [Student Language Preference Name], ESL, IEP, Title, 504 )
SELECT DISTINCT [Map Complete].[School Name], [Map Complete].[School Number], [Map Complete].[Previous Teacher ID], [Map Complete].[Teacher ID], [Map Complete].[Teacher Last Name], [Map Complete].[Teacher First Name], [Map Complete].[Teacher Middle Initial], [Map Complete].[Class Name], [Map Complete].[Class Period Name], [Map Complete].[Class Subject Name], [Map Complete].[Previous Student ID], [Map Complete].[Student ID], [Map Complete].[Student Last Name], [Map Complete].[Student First Name], [Map Complete].[Student Middle Initial], [Map Complete].[Student Date of Birth], [Map Complete].[Student Gender], [Map Complete].[Student Grade], [Map Complete].[Student Ethnic Group Name], [Map Complete].[Student Language Preference Name], [Map Complete].ESL, [Map Complete].IEP, [Map Complete].Title, [Map Complete].[504]
FROM [Map Complete];
The answer is "42"