⇣ irrmur ⇣irr100mur00011irr500mur00055irr1000mur00110irr2000mur00220irr5000mur00550irr10000mur01101⇣ irrmur ⇣irr1,00000mur110irr5,00000mur550irr10,00000mur1101irr25,00000mur2752irr50,00000mur5504irr100,00000mur11007