X: ?
XXX: @ggg
-1num: @-1
X: @3 (@y is no longer taken)
XX: @55
XXXX: @8888
2num: @98
2char: @dt (?)
1-3char: @dt (?)
3char: @ao3 (?)
-1num: @-2
The original @3 was hacked and its username was changed.