metyl[9], etyle[8],
etyl[7], tyle[7], mety[7], myte[7], mele[6],
myl[6], myt[6], tym[6], mel[5], tle[5], met[5], ety[5], lee[4], mee[4],
my[4], ty[4], el[3], em[3], me[3], et[3], te[3], ee[2],
