D16b-
Notation
Nautilus 1LLL
LL Diamonds / D16
Match the case drawing, including the side colours and the pieces already solved; hold the puzzle as drawn.
Your status
Algorithms (1)
(R') first, then:
L' U R' L F L' R' L R F' L' R U' L
My choice
14 HTM · 14 STM · 14 QTM
rotationless
<U,R,F,L>
Do R' first on the case as drawn. · Cubemuch
How this case is verified
The source's case image defines this case; its setup is reconstructed and checked against that independent pattern. Setup: R' L' U R' L F R' L' R L F' L' R U' L R. Every algorithm above was run by our logic engine from that state and reaches "solved-up-to-r".