117193-36-9 5-(Acetylamino)-3,5,9-trideoxy-D-glycero-beta-D-galacto-2-nonulopyranosonic acid D-glycero-beta-D-galacto-2-Nonulopyranosonic acid, 5-(acetylamino)-3,5,9-trideoxy- N-Acetyl-9-deoxyneuraminic acid NA-9-Dnaa