Chlorpheniramine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose.
ORC file is a Voyetra Digital Orchestrator Pro Song. Voyetra Digital Orchestrator Pro is a multitrack sequencer for MIDI and audio. Digital Orchestrator is a discontinued product.
If you have access to the original msi file of installer of your app, you can find [ProductID GUID] by opening the msi file in orca.exe and clicking on the Property on the left in orca, and looking for ProductCode line on the right.