8c1qi 9c1qir ad1q bd1qi cd1qir
x31qir y31q z31qi 031qir 131q
mu2q nu2qi ou2qir pu2q qu2qi
bl3qi cl3qir dl3q el3qi fl3qir
0b4qir 1b4q 2b4qi 3b4qir 4b4q