MUMBAI, Sept 10 (Reuters) - Sun Pharmaceutical Industries Ltd, India's largest drugmaker by sales, said it is looking to divest a manufacturing plant in Ireland as it tries to control costs that have spiralled since it bought Ranbaxy Laboratories Ltd.
Utilize the input text as a context reference, choose the right relationship between 'Sun Pharmaceutical' and 'Ranbaxy Laboratories' from the options.
Options: operator, parent organization, subsidiary, owned by