I would not want to mix those species of cichlids with the carnivorous loaches. Something like this will likely occur from eating too much of the loaches' food:
Found him like this today. Could this be dropsey? Im planning on moving him to another tank for treatment but im not sure how to proceed. @DMD123 Kids are going to be crushed Ammonia and nitrite are undetectable. Nitrate currently between 10 and 20.
www.monsterfishkeepers.com
Not to mention, clown loaches need softer water than C. pearsei and C. bocourti.