Scriabin scale.
---------------------
.


|--------------------------------0-----|
|--------------------------0--2--------|
|-----------------------1--------------|
|-----------------2--4-----------------|
|-----------2--4-----------------------|
|-0--1--4------------------------------|
  
  E  F  G#  B  C# E  F  G# B  C# E
  

The flattened 2nd sounds very distinctive,
especially when the scale is played downwards.