octu[8], auty[8], outy[8], auta[7], auto[7], tacy[7], octy[7], taca[6], taco[6],
uty[7], atu[6], aut[6], tau[6], uta[6], out[6], uto[6], cyt[6], tac[5], aua[5], aty[5], ata[4], tao[4],
tu[5], ut[5], au[4], ty[4], co[3], at[3], ta[3], ot[3], to[3], aa[2],
