D2I1S1U1L1F4I1D2E1S1
15 points
DISULFIDES is validvalid
DISULFIDE,
DISULFIDE, a sulphide containing two atoms of sulphur to the molecule, also DISULFID, DISULPHIDE, DISULPHURET
DISULFIDE,
DISULFIDE, a sulphide containing two atoms of sulphur to the molecule, also DISULFID, DISULPHIDE, DISULPHURET