Ethoxymetopon is an opiate analogue that is a derivative of metopon which has been substituted with an ethoxy group at the 14-position. It is a highly potent analgesic drug several hundred times stronger than morphine.
Also, the one that decrypts this gets 1000 WarCraft Source In Game levels.
And also, Mark, about the phrase to decrypt, can you put some spaces between the words? Because the phrase all together gets a lot more complicated to decrypt.. Can you add some spaces? Like umm, oelhl owh rea uoy? (hello how are you?)