A method of generating a packet for low energy critical infrastructure monitoring wireless communication is provided. The first type tubular panel subassembly has an internal central flow region configured with a bilateral linear flow channeled subregion adapted for controlling the hydraulic behavior of the internal tubular coolant fluid flow. A stopper fitting is affixed within the inner tube fitting, with a vehicle front-back direction fitting stopper portion andor a left-right direction fitting stopper portion being disposed on the stopper fitting, and a corresponding rubber stopper portion is disposed on the upper fitting side, with the fitting stopper portion and the rubber stopper portion being placed abutting one another. When used in conjunction with the aforementioned aspects of mask windows or trenches, the post structure provides significant blocking of both vertically and diagonally running defects during growth. More specifically this invention is drawn to derivatives of monocyclic polyamines which have activity in standard tests against HIV- or FIV-infected cells as well as other biological activity related to binding of ligands to chemokine receptors that mediate a number of mammalian embryonic developmental processes. Then, a control gain of a feedback control is set based on the lift time area.