(F' B' L' B) //EO (4/4)
L F2 L F2 U //DR (5/9) 2c3, 2e
(F2 L' D2 B2 R' U2 R) //HTR (7/16)
(D2 F2 L2 D2 B2 R2 B2) //finish (7/23)

(R' U' F' L) //EO (4/4)
(U2 F') D' R2 B' D2 B //DR (7/11) 2c3, 4e
(U' F2 B2 L2 D L2 D') //HTR (7/18)
(B2 U2) //S (2/20)

... [B2 U2 B' D2 B] ...
[]=> F2 D2 B2 F R2 F (+1/21)

(U' R' U B' D) //EO (5/5)
(R' B L' F L') //DR (5/10) 2c4
(R2 F' U2 B U2 F' D2 F) //HTR (8/18)
(U2 L2 U2 B2 U2 B2) //finish (6/24)

(D' F' R' F) //EO (4/4)
L' U2 R D' R U //DR (6/10) 2c3, 4e
(U2 [L B2 L']) F2 U2 R //HTR (7/17)
D2 L2 B2 U2 F2 B2 //M slice (6/23)
[]=> R D2 R' (+0/23)

(F2 B D U' R) //EO (5/5)
(D' B' D2 U' B * U) //DR (6/11) 4b2, 2e
D2 B' U2 B' //HTR (4/15)
L2 D2 //2e2e (2/17)
*: B2 U2 B2 D2 F2 D2 (6-3/20)

(R B') R2 B //EO (4/4)
R2 U' L D' R2 D R //DR (7/11) 2c3, 4e
([U' B2 L2 U' R2 U']) //HTR (6/17)
(R2 D2 F2 L2 F2 B2 U2) //E slice (7/24)

[]=> D' R2 B2 U D2 B2 D' (+1/25)

D' F2 R2 F' //EO (4/4)
(D R' F2 D2 L' D') //DR (6/10) 4a3
R' B2 L' (U2 L2 D2 B2 R') //HTR (8/18)
(U2 B' F D2 B F) //finish (6/24)

(R F D' U L) //EO (5/5)
F2 U R2 U F' //DR (5/10) 4a1, 4e
U //HTR (1/11)
R2 D2 F2 U2 * D2 //S slice (5/16)

*: U2 B F' L2 B' F (6-3/19)

(D' R' F B) //EO (4/4)
(D' U2 F2 L' D L D) //DR (7/11) 2c3, 4e
F2 L' B2 D2 L' F2 R' //3e (7/18)

F2 L' B2 D2 L' F2 R' D' L' D' L * F2 U2 D B' F' R D
*: L' U2 F2 D2 R' B2 D2 F2 (8-5/21)

(D' B L R F) //EO (5/5)
L2 R' F2 R' F2 D //DR (6/11) 2c3, 4e
(L' U2 L) F2 B2 R //HTR (6/17)
U2 //E+M (1/18)

L2 R' F2 R' F2 D F2 B2 [R U2 L' U2 L] F' R' L' B' D
[]=>L2 R' * D2 R' B2 L2 R' (+2/20)
*: L2 U D' B2 U' D (6-3/23)

(L U2 L2 U') //EO (5/5)
(F L D2 B2 R B') //DR (5/10) 2c3, 6e
R (U2 B2 U2 R' U2 R') //HTR (7/17)
(B2 *) //2e2e (1/18)
*: B2 D2 B2 R2 D2 B2 D2 R2 (8-3/23)

(D2 R) L2 D' L //EO (5/5)
F2 D' B F U' //DR, 2c5 (5/10)
B R2 [F R2 B' U2 B U2 B'] //HTR (9/19)
R2 L2 U2 F2 //S slice (4/23)
[]=> B U2 F' D2 B2 F' R2 F' (+1/24)

U B (F') //EO (3/3)
D2 L' (D' R2 D2 R) //DR, 4b3 (6/9)
(D) F2 D2 R2 D R2 D2 L2 F2 D //HTR (10/19)
F2 L2 //2E2E (2/21)
L2 F2 D2 F2 L2 D2 F2 D2 //finish (8-6/23)

optimal from this DR is 22
(D R2 B2 U) F2 D2 R2 D //HTR (8/17)
R2 F2 D2 R2 B2 //finish  (5/22)

(B L B' L') //EO (4/4)
(B) D L2 F2 * U D2 B' //DR, 4b2, 4e (7/11)
L2 U R2 B2 U //HTR (5/16)
L2 F2 L2 F2 U2 //2E2E (5/21)

*: F2 U2 D2 B2 U2 D2 (6-5/22)

B2 F' U' //EO (3/3)
(F' R) B' D2 F2 R //DR, 4a3 (6/9)
(B' D2 F2 L2 B D2 B') //HTR (7/16)
(L2 U2 R2 D2) //finish (4/20)

(B U' F B) //EO (4/4)
(U D, B2 * R' L D R D') //DR, 4a1, 4e (8/12)
(F2 R2 D2 R) //HTR (4/16)
(F2 R2 B2 D2 F2) //finish (5/21)
*: B2 L R' U2 L' R (6-6/21)

other

(F2 U2 F' L)
(F' D', F2 U F' U) //2c3, 4e (10)

(F2 U2 F' L)
(F' D', F2 L2 U F' U) //2c3, 2e (11)

(F' U2 F' L)
(F' D') U2 B' U' F U //2c3, 6e (11)

F D2 R
(D' L2 D2 F2 B2 D' B) //10 4b2, 4e
(L2 [D' F2 L2 U]) //HTR 5/15
(B2 D2 B2 L2) //E slice 4/19

[]=> U' R2 F2 U2 D' (+1/20)

F D2 R'
D B2 U D B2 U' B //10 2c4
[U L2 B2 D] F2 U' R2 U //HTR 8/18
B2 R2 F2 L2 //E slice 4/22

[]=> D F2 L2 U (+0/22)

(L' R' U' D)
F B' D2 B' L //9 2c3
(L2 B U2 R2 F R2 F') //HTR 7/16
(L2 D2 R2) //solved 3/19