Cadires

(F R' F' R) (F R' F' R) (F' U' F U) (F' U' F)
(R' F R F') (R' F R F') (R U R' U') (R U R' U')
F R' F R2 U' R' U' R U R' F2
R' F R' F2 U F U F' U' F R2