SSIS Convert DateTime

Hi

I have col1(string),col2(datetime),col3(string).I want dervied new column using 3 columns.

col1=1222222

col2=2012-05-11 00:00:00.000

col3=abcd

I want output like below.

1222222May 11 2012 12:00AMabcd

how to implement this logic in Derived Column Tansformation

Thanks

CMK