13 August 2015
No you can't do that. Instead file condonation application with CIT as per circular 9/2015 dt. 09/06/2015 and file manual return for FY 2011-12 seeking refund.
16 August 2015
The only remedy is that you file an application before CIT for condonation of delay in filling your ITR narrating the reasons for not filling ITR in time. If the CIT is satisfied with your reason of delay he may permit you to file the ITR and claim refund.