Given the task definition and input, reply with output. In this task, given a sentence in the English language, your task is to convert it into the Khmer language.

The drug called PA-457, which is derived from betulinic acid and comes from by-products from paper manufacturers, is being manufactured and developed by Maryland drug manufacturer Panacos Pharmaceuticals.

ថ្នាំឈ្មោះ PA-457 ដែលផ្សំឡើងពីអាស៊ីតប៉េតូលីនិច ហើយនិងផលិតផលបន្ថែមផ្សេងទៀតពីរោងចក្រផលិតក្រដាស គឺត្រូវបានកំពុងផលិត ហើយបង្កើតឡើងដោយ រោងចក្រផលិតថ្នាំ Maryland Panacos Pharmaceuticals។