Claim: The soundtrack of the movie Charana Daasi with the longest duration is Maruvakumaa which was sung by Swarnalatha.
Evidence: "Maruvakumaa" 4:31 Swarnalatha "Gulabeela" 2:07 "Aasalu" 3:49 "Are Beta" 3:14 "Gunde Raayi Chesuko" 3:42 "Ee Dayachaluna Raa" 3:41 "Regina Aasa" 2:59 "Sree Lalithaa" 3:03 "Badilee" 3:36 "Nede Kadaa" 3:32 "Murisenu" 2:23 "Oho Viyogini" 2:42 "Yekkadunnadi" 3:10 The film is based on Rabindranath Tagore's 1906 Bengali novel Noukadubi.