def METHOD_NAME(ala_mols):
    mols = ala_mols
    mol = mols[0]
    m = {
        "integrator": "langevin_middle",
        "temperature": 25 * sr.units.celsius,
        "pressure": 1 * sr.units.atm,
        "friction": 5 / sr.units.picosecond,
        "platform": "Reference",
    }
    omm = sr.convert.to(mol, "openmm", map=m)
    for platform in ["CPU", "OpenCL", "CUDA"]:
        m["platform"] = platform
        try:
            omm = sr.convert.to(mol, "openmm", map=m)
        except ValueError:
            # maybe OpenCL or CUDA are not supported
            pass