139110-80-8 4-Guanidino-2,4-dideoxy-2,3-dehydro-N-acetylneuraminic acid 4-Guanidino-Neu5Ac2en 5-Acetamido-2,6-anhydro-3,4,5-trideoxy-4-guanidino-D-glycero-D-galacto-non-2-enonic acid D-glycero-D-galacto-Non-2-enonic acid, 5-(acetylamino)-4-(aminoiminomethyl)amino)-2,6-anhydro-3,4,5-trideoxy- GANA GANA (inhibitor) GG 167 GR 121167X Relenza Zanamivir Zanamivir [USAN:BAN:INN]