Here's what rhymes with methylcytosines.
cosines Words that almost rhyme with methylcytosines
proteins ponies toadies dogies toasties coneys roadies trollies hoagies homeys phoneys neuroses trophies cronies baronies somebodies jalopies cozies homebodies bluenoses moseys diagnoses lipoproteins anchovies prognoses crinolines ceremonies glycoproteins goldfields hypertrophies snowfields macaronies testimonies cosmogonies patrimonies misdiagnoses physiognomies