word mesh match name chebi 5-MTHF mesh:C032418 NA NA NA Cystathionine mesh:D003540 Cystathionine cystathionine chebi:17755 Cys mesh:D003545 Cysteine cysteine chebi:15356 Met mesh:D008715 NA NA NA DTMP mesh:D013938 Thymidine Monophosphate dTMP chebi:17013