Spectrum MIR spectrum of unirradiated methanol ice at 45K Spectrum MIR spectrum of methanol ice at 45K irradiated to 22 eV/16u. Spectrum MIR spectrum of methanol ice at 45K irradiated to 38 eV/16u. Spectrum MIR spectrum of methanol ice at 45K irradiated to 77 eV/16u. Spectrum MIR spectrum of methanol ice at 45K irradiated to 115 eV/16u. Spectrum MIR spectrum of methanol ice at 45K irradiated to 192 eV/16u.