cydr[7], cytr[7], cyst[7], tryt[7], tyrs[6],
cyt[6], cny[5], cyn[5], dny[5], dyn[5], tyn[5], ryt[5], try[5], syt[5], nys[4], sny[4], syn[4], rys[4],
ty[4], ts[3], ny[3],
