SELECT group FROM table_name_31 WHERE result = "nominated" AND year < 2012 AND film_show = "east west 101" AND award = "best lead actor in a television drama"
Sebelum 2012, grup mana yang memiliki hasil, dinominasikan, film/pertunjukan, East West 101, dan penghargaan, aktor utama terbaik dalam drama televisi?
CREATE TABLE table_name_31 (group VARCHAR, award VARCHAR, film_show VARCHAR, result VARCHAR, year VARCHAR)