141303-70-0 2-(N-Dansyl-4-aminophenylthio)-N-acetyl-9-O-acetylneuraminic acid D-glycero-alpha-D-galacto-2-Nonulopyranosidonic acid, 4-(((5-(dimethylamino)-1-naphthalenyl)sulfonyl)amino)phenyl 5-(acetylamino)-3,5-dideoxy-2-thio- Dansyl-apta-ner