
    Calculate the total surface area requiring antimicrobial coating for a cubic isolation chamber's four vertical walls, given the chamber's side length in centimeters, to ensure proper sterilization coverage for infectious disease control. The antimicrobial coating must be applied to all vertical surfaces only, excluding the top and bottom faces of the chamber.
    

    
def lateralsurface_cube(l):
    """
    Calculate the total surface area requiring antimicrobial coating for a cubic isolation chamber's four vertical walls, given the chamber's side length in centimeters, to ensure proper sterilization coverage for infectious disease control. The antimicrobial coating must be applied to all vertical surfaces only, excluding the top and bottom faces of the chamber.
    

    """
def lateralsurface_cube(l):
    """
    Calculate the total surface area requiring antimicrobial coating for a cubic isolation chamber's four vertical walls, given the chamber's side length in centimeters, to ensure proper sterilization coverage for infectious disease control. The antimicrobial coating must be applied to all vertical surfaces only, excluding the top and bottom faces of the chamber.
    

    """
    LSA = 4 * (l * l)
    return LSA