u2el1n t2el1 s2el r2el1n q2el1
5bel1 4bel 3bel1n 2bel1 1bel
gldl fldl1n eldl1 dldl cldl1n
rucl1n qucl1 pucl oucl1n nucl1
23bl1 13bl 03bl1n z3bl1 y3bl