1 X1S 3-sulfopropanoic acid 1.000 2 00C 3-sulfo-D-alanine 0.900 3 3SL (2r)-3-sulfolactic acid 0.900 4 OCS Cysteinesulfonic acid 0.900 5 SPV Sulfopyruvate 0.900 6 54O 3-hydroxypropane-1-sulfonic acid 0.889 7 A1AZH (2r)-2,3-dihydroxypropane-1-sulfonic acid 0.800 8 CSD 3-sulfinoalanine 0.800 9 LLQ (2~{S})-2,3-bis(oxidanyl)propane-1-sulfonic acid 0.800 10 VI3 (2~{R})-2-azanyl-3-[bis(oxidanylidene)-$L^{5}-sulfanyl]propanoic acid 0.800 11 R67 3-(methylsulfonyl)-2-oxopropanoic acid 0.727 12 A20 3-aminopropane-1-sulfonic acid 0.700 13 CSO S-hydroxycysteine 0.700 14 CSX S-oxy cysteine 0.700 15 J6Z (2r)-butane-2-sulfonate 0.700