The present invention provides an assembly that may be used to clean the external surfaces of fiber optic cable. The method includes introducing a lubricant sample into a tube. A first service mechanism in the radio access network breaks out data coming from a basestation, and performs one or more mobile network services at the edge of the mobile data network based on the broken out data. When compared to other drugs with a similar mechanism of action, 6n retained significant ability to inhibit tubulin assembly, with an IC50 of 2. The shell has openings on opposite ends thereof.