It’s 7 moves 
SpeedSolving Puzzles Community
FenTheGoat
Miloo
Too many for my itsie bitsie tiny brain 
Miloo
R2' U R U R' U' R3 U' R' U R' is NOT 7 moves too .-.
FenTheGoat
M2 U’ M U2 M U M2 (that’s from memory, may be slightly inaccurate)
Miloo
Oo is that ua or ub
FenTheGoat
I don’t know off the top of my head, but I think it’s Ub
FenTheGoat
Change the U’ and U around and it’s the other U perm btw
Miloo
Tyy
Miloo
Ts neither ua or ub
cuberswoop
M2 U’ M U2 M' U' M2
gsingh
those algs suck btw
FenTheGoat
If you suck at M moves yeah