ii 7. PREPAYMENT OF THE DEBENTURES, ETC. 11 7.1 Mandatory Prepayments of Debentures 11 7.2 Optional Prepayment with Yeild-Maintenence Premium of Debentures 12 7.3 Notice of Optional Prepayment 12 7.4 Allocation of Prepayments 12 7.5 Surrender of...