dole[6], node[5], enol[5],
dol[5], den[4], end[4], len[4], deo[4], ode[4], ole[4], dno[4], don[4], eon[3], one[3],
de[3], el[3], do[3], od[3], en[2], eo[2], no[2], on[2],
