 What section of the Purchased Royalty Interests provides for a back-up security interest?
Purchaser shall have received such other certificates, documents and financing statements as Purchaser may reasonably request, including one or more financing statements satisfactory to Purchaser to create, evidence and perfect the sale of the Purchased Royalty Interests pursuant to Section 2.01(c) and the back-up security interest granted pursuant to Section 2.01(d).
Section 2.01(d)