heptoz[10],
poeto[7], ptozo[7],
ptoz[6], pozo[5], tezo[5],
hep[6], hop[6], het[6], hot[6], oho[5], pet[5], pot[5], top[5], eto[4], oto[4], tez[4], zet[4], ezo[3], zoo[3],
eh[4], he[4], ho[4], oh[4], pe[3], op[3], po[3], et[3], te[3], ot[3], to[3], eo[2], ez[2], ze[2], oz[2],
