hats off to nyra....

[XIIPointStables]

EDIT: Found it...
Looks like three Pick 4s to choose from.....

Belmont Stakes Day Wagering Menu
Race Post Time Wagers
1 12:00PM WPS, EX, TRI, P3, DD
2 12:36PM WPS, EX, TRI, P3, DD, QUI. P4
3 1:14PM WPS, EX, TRI, P3, DD
4 1:52PM WPS, EX, TRI, P3, DD, QUI
5 2:30PM WPS, EX, TRI, P3, DD
6 3:08PM WPS, EX, TRI, P3, DD, P6
7 3:46PM WPS, EX, TRI, P3, DD, GS
8 4:25PM WPS, EX, TRI, P4, DD
9 5:04PM WPS, EX, TRI, P3, DD
10 5:44PM WPS, EX, TRI, P3, DD, P4
11 (140th Belmont) 6:25PM WPS, EX, TRI, P3, DD, SUPER
12 7:05PM WPS, EX, TRI, DD
13 7:40PM WPS, EX, TRI, DD, SUPER

$1,000,000 Guaranteed Pick 6 Pool, Race 6
$1,000,000 Guaranteed Pick 4 Pool, Race 8
15% Win, Place and Show
17.5% Daily Double, Exacta, and Quinella
15% Pick 6 on non-carryover days.
25% Pick 6 on carryover days, Pick 3, Pick 4, Trifecta, Superfecta.