A small lightning bolt: the back and right edges with the front-right corner. The front-left corner's yellow faces you.
Algorithms
l' U' L U' L' U2 l
7 moves · with the left hand
YOURS
(U2) r' U' R U' R' U2 r
7 moves
Relations
Mirror
OLL 7
Your algorithm backwards
l' U2 L U L' U l
solves OLL 5
That's why your scrambles are never the inverse of the algorithm: you'd be practising OLL 5 without knowing it. CubeDojo builds a random state with this case and checks it comes out.