NEW YORK - A group of investors known as the Ad Hoc Senior Noteholders Group on July 3 filed an adversary complaint in the Chapter 11 bankruptcy of pharmaceutical company KV Discovery Solutions, seeking a declaration that the convertible notes are subordinated under the Convertible Notes Indenture to interest that has accrued on the Senior Notes (Silver Point Finance LLC, et al. v. Deutsche Bank Trust Company Americas $(In Re: KV Discovery Solutions Inc.$), No. 12-13346, Chapter 11, S.D. N.Y. Bkcy.).