Npa extension

We are an MSME and availed a bank loan which is classified as a NPA. We have asked for six months time extension for settling the loans which bank is not heeding. 60 day notice has already been served. We are making genuine efforts to settle the loan but we need a time of 6 months. With the 60 day notice period about to end, what are the remedies available to us. The loan amount is 2 Crores