1) property which ahs remained undivided for 4 generations is ancestral property
2) in the present case it is not ancestral property
3)on father demise in 1997 you have equal share in property
4) it is true that as per Hindu succession amendment ACT of Tamil Nadu daughters married before 1999 would not have share in ancestral property
5)further as Hindu succession amendment act 2005 if father died before 2005 daughter would not have share in ancestral property
6) however as mentioned earlier you would have share as it is self acquired property of father
7)file suit for partition for division of property by metes and bounds
8) seek injunction restraining brothers from selling the property