Sir, as is suggested hereinabove, you can request TTE and / or Co-passengers to make better.
IN fact, when a few seats remain out of a sizable quota, I prefer not to book confirmed seats (as these remain normally isolated) but wait for RAC and book under RAC.
The initial RAC would have better chance but there is a risk of one's not able to track and loose RAC also (or left behind in RAC.