carrageenan lambda-carrageenan -6 1139.91909 1140.915 (1->4)-2,6-di-O-sulfonato-alpha-D-galactopyranosyl-(1->3)-2-O-sulfonato-beta-D-galactopyranan (C12H17O19S3)n.C12H19O20S3 InChI=1S/C24H42O39S6/c25-1-5-9(27)11(29)18(61-67(42,43)44)22(54-5)57-15-8(4-52-65(36,37)38)56-23(19(13(15)31)62-68(45,46)47)59-16-10(28)6(2-26)55-24(20(16)63-69(48,49)50)58-14-7(3-51-64(33,34)35)53-21(32)17(12(14)30)60-66(39,40)41/h5-32H,1-4H2,(H,33,34,35)(H,36,37,38)(H,39,40,41)(H,42,43,44)(H,45,46,47)(H,48,49,50)/p-6/t5-,6-,7-,8-,9+,10+,11+,12+,13+,14+,15+,16+,17-,18-,19-,20-,21+,22+,23-,24+/m1/s1 CHEBI:37167 (1->4)-2,6-di-O-sulfonato-alpha-D-galactopyranosyl-(1->3)-2-O-sulfonato-beta-D-galactopyranan chebi_ontology cas:9064-57-7 CFLYIPGVTFOQCI-SQESNNFJSA-H O=S(=O)([O-])OC[C@H]1O[C@H](O)[C@H](OS(=O)(=O)[O-])[C@@H](O)[C@H]1O[C@@H]1O[C@H](CO)[C@H](O)[C@H](O[C@H]2O[C@H](COS(=O)(=O)[O-])[C@H](O[C@@H]3O[C@H](CO)[C@H](O)[C@H](O)[C@H]3OS(=O)(=O)[O-])[C@H](O)[C@H]2OS(=O)(=O)[O-])[C@H]1OS(=O)(=O)[O-]