M3E1R1C3A1P3T1A1N1S1
16 points
MERCAPTANS is validvalid
MERCAPTAN, [n]
MERCAPTAN, a substance analogous to an alcohol, with sulphur instead of oxygen [n]
MERCAPTAN, [n]
MERCAPTAN, a substance analogous to an alcohol, with sulphur instead of oxygen [n]