z34r2 034r22 134r 234r2 334r22
ou5r22 pu5r qu5r2 ru5r22 su5r
dl6r el6r2 fl6r22 gl6r hl6r2
2b7r2 3b7r22 4b7r 5b7r2 6b7r22
r27r22 s27r t27r2 u27r22 v27r