(         3) rg1 = aa
(        12) rg1 = ab
(        18) rg1 = ac
(        24) rg1 = ad
(        30) rg1 = ae
(        36) rg1 = af
(        42) rg1 = b0
(        48) rg1 = b1
(        54) rg1 = b2
(        60) rg1 = b3
(        66) rg1 = b4
(        72) rg1 = b5
(        78) rg1 = b6
(        84) rg1 = b7
(        90) rg1 = b8
(        96) rg1 = b9
(       102) rg1 = ba
(       108) rg1 = bb