Question: Who worked alongside the acclaimed musicologist, music director and composer L. Vaidyanathan on the score and soundtrack of Anupama?

Context paragraphs:
Anupama Raag: Anupama Raag is a bollywood music director and singer, born in Lucknow and educated at Bhatkhande Music Institute.

McGruff (rapper): Herbert Brown, better known by his stage name McGruff (also known as Herb McGruff) is an American Hip hop recording artist from Harlem, New York City, New York.  Brown started rapping in his early teens.  He embarked on his music career in the hip hop group Bronx Most Wanted, alongside rappers Jay Q and Tee U.B. Brown later became a member of the hip hop collective Children of the Corn.  As a member of Children of the Corn, Brown worked alongside Big L, Cam'ron, Bloodshed and Mase, all of whom would go on to have successful careers in the music industry.  After the group disbanded without releasing any material, Brown made his first appearance on Big L's debut album, "Lifestylez ov da Poor & Dangerous" (1995), on the tracks "8 Iz Enuff" and "Dangerzone".  Eventually, Brown signed a deal with popular hip hop label, Uptown Records and began recording his debut album, "Destined to Be".  In early 1998, the album's lead single "Before We Start" became a minor hit, charting on several "Billboard" charts.  In the Summer of 1998, "Destined to Be" was released but failed to sell many copies, only peaking at 169 on the "Billboard" 200, and Brown was released from his contract.  Brown would make appearances with Heavy D on his album, "Waterbed Hev" and the "Woo" soundtrack.  In 2009, Brown appeared on Mase's mixtape "I Do the Impossible".  In 2010, he was featured heavily on The Diplomats mixtape, "The D.I.P. Agenda."  In 2014, DJ Kay Slay, enlisted Brown, along with Raekwon, Fat Joe, Ghostface Killah, Sheek Louch, N.O.R.E., Lil' Fame, Prodigy and Rell, for a song titled "90s Flow".

Aparichita: Aparichita (Kannada: ಅಪರಿಚಿತ ) is a 1978 Kannada, suspense oriented, thriller movie directed by Kashinath, starring Suresh Heblikar, Sobha, M. V. Vasudeva Rao and Mohan.  It is a directorial debut movie of Kashinath.  The music was composed by noted composer L. Vaidyanathan.  The movie was critically acclaimed. Kashinath remade the movie in Hindi as Be-Shaque.

Maryan (soundtrack): Maryan (English: "The Immortal" ) is the soundtrack album, composed by A. R. Rahman for the 2013 Tamil film of the same name directed by Bharatbala. The film that is produced under the banner Aascar Films stars actor Dhanush and actress Parvathy in the lead roles.  The album was released under the label Sony Music on 13 May 2013, worldwide.  The music received extremely positive critical reception and overwhelming audience response after its release.  It also topped the iTunes India charts for the month of May and June 2013.  Further, for the remaining months of 2013, it maintained its position in the top 10 music album charts.  The soundtrack album was adjudged as "Tamil Album of Year" in iTunes’ Best of 2013.  Rahman won the Norway Tamil Film Festival Best Music Director award and the SIIMA Award for Best Music Director in 2014.  The soundtrack was nominated at the 2014 Edison Awards and Vijay Awards for both best music direction and best background score.  Rahman was also nominated for Filmfare Award for Best Music Director – Tamil but he won the same award for his compositions to "Kadal".

L. Vaidyanathan: Lakshminarayana Vaidyanathan (Tamil: லக்ஷ்மிநாராயண வைத்தியநாதன் ; Kannada: ಎಲ್. ವೈದ್ಯನಾಥನ್ ; April 9, 1942 - May 19, 2007) was an acclaimed musicologist, music director and composer, trained in the classical Carnatic music tradition.  Vaidyanathan was born to V.Lakshminarayana, and Seethalakshmi, both accomplished musicians; he was also the elder brother of accomplished violinist duo L. Shankar and L. Subramaniam.  All three brothers received their musical training from their father.

Viju Shah: Viju Shah (born, Vijay Kalyanji Shah, 5 June 1959) is a music director of Hindi cinema.  He is the son of music director Kalyanji Virji Shah of composer duo Kalyanji Anandji.  He composed music for movies such as "Vishwatama" (1992), "Mohra" (1994), "Tere Mere Sapne" (1996) and "" (1997) for which got his second nomination for the Filmfare Award for Best Music Director and he won the 1998 Filmfare Award for Best Background Score for "".

Anupama (1981 film): Anupama is a 1981 Indian Kannada language romance-drama film directed by Renuka Sharma and written by Vietnam Veedu Sundaram.  The film starred Anant Nag and Madhavi in the lead roles.  The film had the successful score and soundtrack composed by C. Ashwath and L. Vaidyanathan.

Wiener Kammerchor: The Wiener Kammerchor is a chamber choir founded in Vienna in 1947 by the musicologist Franz Andreas Weißenbäck - he was also its music director for many years.  In 1995 it merged with the Kammerchor der Musikhochschule Wien and since then it has mainly consisted of students and graduates from the Musikhochschule.  From 1995 to 2007 its music director was Johannes Prinz - he was succeeded by its current music director Michael Grohotolsky.

Chandan Shetty: Chandan Shetty is an Indian film score and soundtrack composer, lyricist and singer who mainly composes music in Kannada language.  He was born on 17 September 1989 at Shanthigrama, Hassan district,Karnataka.  He started his career as lyricist and assistant music director with movie Alemari under music director Arjun Janya.  Then he worked for Varadanayaka, Power (2014 Kannada film), Chakravyuha (2016 film), Bhajarangi.  He has worked for more than 50 movies as lyricist and playback singer.

Malgudi Days (TV series): Malgudi Days is an Indian television series based on the works of R.K. Narayan.  The series was directed by Kannada actor and director Shankar Nag.  Carnatic musician L. Vaidyanathan composed the score.  R. K Narayan's brother and acclaimed cartoonist R. K. Laxman was the sketch artist.  The series was made in 1986 by film producer T. S. Narasimhan with Anant Nag as the lead actor.

Supporting paragraphs: Anupama (1981 film) L. Vaidyanathan
Answer: C. Ashwath