51S-42P-62R-61

is Player 2 score: 0 pip: 153

Money session Jacoby Beaver

pip: 161 score: 0 is Player 1

XGID=--a-B-D-Ba--dE---d-e----B-:0:0:1:16:0:0:3:0:10

to play 16

1.	Rollout1	13/7 6/5	eq: -0.006
	Player: Opponent: 49.30% (G:15.57% B:0.58%) 50.70% (G:13.54% B:0.88%) Conf: ± 0.011 (-0.017...+0.005) Duration: 5 hours 32 minutes
2.	Rollout1	24/23 13/7	eq: -0.038 (-0.032)
	Player: Opponent: 48.33% (G:15.28% B:0.56%) 51.67% (G:13.02% B:0.75%) Conf: ± 0.011 (-0.049...-0.027) Duration: 4 hours 48 minutes
3.	Rollout1	13/6	eq: -0.043 (-0.037)
	Player: Opponent: 48.15% (G:15.16% B:0.57%) 51.85% (G:12.84% B:0.71%) Conf: ± 0.012 (-0.055...-0.031) Duration: 4 hours 20 minutes
4.	Rollout1	13/7 8/7	eq: -0.045 (-0.039)
	Player: Opponent: 48.06% (G:15.82% B:0.57%) 51.94% (G:12.91% B:0.75%) Conf: ± 0.011 (-0.056...-0.034) Duration: 4 hours 44 minutes
5.	Rollout1	24/23 24/18	eq: -0.049 (-0.044)
	Player: Opponent: 48.57% (G:12.11% B:0.48%) 51.43% (G:12.02% B:0.50%) Conf: ± 0.010 (-0.059...-0.039) Duration: 4 hours 45 minutes
1 2594 Games rolled with Variance Reduction. Dice Seed: 1341 Moves and cube decisions: 4 ply

eXtreme Gammon Version: 1.21

13/7 is conceptually forced. You have a heavy midpoint screaming to unstack.
You are not leading in the race and your opponent has no board.

As for the ace, it would be a difficult choice for me. At least you will be in good shape if your opponent misses the doubl shot.