Here are the list of the Neapolitan Minor scale for Caustic 3, copy the whole text from below to use.
*Neapolitan Minor: 1 2 2 2 1 3
*Lydian #6: 2 2 2 1 3 1
*Mixolydian Augmented: 2 2 1 3 1 1
*Romani Minor: 2 1 3 1 1 2
*Locrian Dominant: 1 3 1 1 2 2
*Ionian #2: 3 1 1 2 2 2
*Ultralocrian bb3: 1 1 2 2 2 1
Neapolitian Minor
Lydian #6
Mixolydian Augmented
Romani Minor, Aeolian #4
Locrian Dominant
Ionian #2
Ultralocrian bb3, Altered Diminished bb3