Makes: L R U2 R' U' R U' R' L' U2 L U L' U
The L at the start doesn't change the two corners so it can be moved to the end of the alg. After that you just have (RU2R'U'RU'R')(L'U2LUL'UL) which is just two (anti)sunes. I think that's the inverse of the L/R mirror of the "normal" alg
