Solver-verified route
- Pour Vial 1 into Vial 2.
- Pour Vial 4 into Vial 2.
- Pour Vial 5 into Vial 1.
- Pour Vial 6 into Vial 4.
- Pour Vial 6 into Vial 2.
- Pour Vial 5 into Vial 6.
This route uses 6 pours and reaches a mixedness score of 5 out of a possible shuffle depth — the solver explored 6 board states to find it.