At any time prior to December 6, 2018 (in the case of the 2018 Notes), September 15, 2023 (in the case of
the 2023 Notes) and June 15, 2043 (in the case of the 2043 Notes), we will have the right at our option to redeem the notes of such series, in whole or in part, at any time or from time to time, on at least 30 days’ but not more than 60 days’ prior notice mailed to the registered address of each holder of the notes of such series, at a redemption price, calculated by us, equal to the greater of (1) 100% of the principal amount of the notes of such series to be redeemed and (2) the sum of the present values of each remaining scheduled payment of principal and interest on notes of such series to be redeemed (exclusive of interest accrued to the date of redemption) discounted to the redemption date on a semiannual basis (assuming a 360-day year consisting of twelve 30-day months) basis at the applicable Treasury Rate plus 7 basis points (in the case of the 2018 Notes), 15 basis points (in the case of the 2023 Notes) or 20 basis points (in the case of the 2043 Notes).