Ecken negativ tauschen - Kanten wenden NS
moving corners negative - flipping edges NS
F² D' L U² F U² L U' L' F² L
"
F L U
a
F²
(16,22)
acube
R² D' F U² R U² F U' F' R² F² R F D U
a
R²
(16,22)
derived from acube