2.6.1.19 (+/-)piperidine-3-sulfonic acid - 62544 2.6.1.19 (1S,3S)-3-amino-4-difluoromethylenyl-1-cyclopentanoic acid - 251542 2.6.1.19 (Z)-4-amino-2-butenoic acid - 155458 2.6.1.19 1-(4-acetylphenyl)-3-(4-bromophenyloxy)-pyrrolidine-2,5-dione - 209129 2.6.1.19 1-(4-acetylphenyl)-3-(salicyldehydroxy)-pyrrolidine-2,5-dione - 209130 2.6.1.19 1H-tetrazole-5-(alpha-vinyl-propanamine) - 56733 2.6.1.19 2-Aminobenzenesulfonate - 9007 2.6.1.19 2-aminobutanoate - 1743 2.6.1.19 2-aminoethane phosphonic acid - 62543 2.6.1.19 2-N-(acetylamino)cyclohexane sulfonic acid - 62542