(Image credit: Supermassive Games) One of the objectives you'll need to complete as medical officer Samantha Cooper in episode 5 of Directive 8020 follows on from an interaction where Anders asks you to help her get some sedatives for an "experiment" she wants to conduct. Not suspicious at all. If you've spent more time working on Cooper's "playful" personality, then you'll be able to agree to the plan. However, if you've been making sure Cooper stays professional, you may avoid this puzzle entirely. Depending on your previous actions,as Cooper, you need to track down the three chemicals you have to combine to create a sedative. You aren't told what they are, instead, you're only given the chemical symbols. Unless your chemistry knowledge is up to scratch, this puzzle can seem a lot more challenging than it is. So, here's what you need to do.…