COLL L

y' R U2 R' U' R U R' U' R U R' U' R U' R'

R' U2 R' D' R U2 R' D R2

y R U2 R D R' U2 R D' R2

x' R U' R' D R U R' D' x

y2 F' r U R' U' r' F R

y' R' U' R U R' F' R U R' U' R' F R2

Images from algdb.net/coll%20l