42rn 32rn1t 22rn1 12rn 02rn1t
fcrn1t ecrn1 dcrn ccrn1t bcrn1
qlqn1 plqn olqn1t nlqn1 mlqn
1upn 0upn1t zupn1 yupn xupn1t
c4on1t b4on1 a4on 93on1t 83on1