S1U1L1F4O1N1I1U1M3S1
15 points
SULFONIUMS is validvalid
SULFONIUM, [n]
SULFONIUM, the positively charged group SH3, its salts or derivatives, also SULPHONIUM [n]
SULFONIUM, [n]
SULFONIUM, the positively charged group SH3, its salts or derivatives, also SULPHONIUM [n]