1 R67 3-(methylsulfonyl)-2-oxopropanoic acid 1.000 2 3SL (2r)-3-sulfolactic acid 0.818 3 SPV Sulfopyruvate 0.818 4 DEI (2z)-2-hydroxy-3-(methylsulfanyl)prop-2-enoic acid 0.800 5 X1R 3-(propylsulfonyl)propanoic acid 0.750 6 CSD 3-sulfinoalanine 0.727 7 LLQ (2~{S})-2,3-bis(oxidanyl)propane-1-sulfonic acid 0.727 8 LNI 3-[dimethyl(oxidanyl)-$L^{4}-sulfanyl]propanoic acid 0.727 9 VI3 (2~{R})-2-azanyl-3-[bis(oxidanylidene)-$L^{5}-sulfanyl]propanoic acid 0.727 10 X1S 3-sulfopropanoic acid 0.727 11 A8C 3-(methylsulfanyl)propanoic acid 0.700 12 SGL 1-hydroxy-1-thio-glycerol 0.700