Here are the list of the Melodic Minor scale for Caustic 3, copy the whole text from below to use.
*Melodic Minor: 2 1 2 2 2 2
*Cappadocian: 1 2 2 2 2 1
*Asgardian: 2 2 2 2 1 2
*Acoustic: 2 2 2 1 2 1
*Melodic Major: 2 2 1 2 1 2
*Sisphean: 2 1 2 1 2 2
*Super Locrian: 1 2 1 2 2 2
Melodic Minor, Athenian
Phrygian ♯6, Cappadocian, Dorian b2
Lydian Augmented, Asgardian
Acoustic, Lydian Dominant, Pontikonisian
Melodic Major, Aeolian Dominant, Olympian, Mixolydian b6
Half Diminished, Sisphean
Altered Dominant, Palamidian, Super Locrian