set up proper date format

Question

in csv file I have column, where are date's with diffrent format as below:

02/03/2014 00:10
1/02/2014 7:25:00
7/03/2013 8:30:00 PM

How to set up proper date into CTL file in SQL-LOADER?
column1 "to_date(:column1, 'DD/MM/YYYY HH24:MI:SS')"