1 NGF 3,5-dideoxy-5-[(hydroxyacetyl)amino]-D-glycero-D-galacto-non-2-ulosonic acid 1.000 2 HMN 2,4,6,7,8,9-hexahydroxy-5-methylcarboxamido nonanoic acid 0.955 3 RCJ (2~{S},4~{S},5~{R},6~{R},7~{S},8~{R})-5-acetamido-2,4,6,7,8,9-hexakis(oxidanyl)nonanoic acid 0.955 4 SI3 5-(acetylamino)-3,5-dideoxy-D-glycero-D-galacto-non-2-ulosonic acid 0.955 5 NAV 6,7,8,9-tetrahydroxy-5-methylcarboxamido-4-oxononanoic acid 0.909 6 NAY 6,7,8,9-tetrahydroxy-5-methylcarboxamido-2-oxononanoic acid 0.909 7 NAU 4,4,6,7,8,9-hexahydroxy-5-methylcarboxamidononanoic acid 0.870 8 OVY (2e,4s,5r,6r,7s,8r)-5-(acetylamino)-4,6,7,8,9-pentahydroxy-2-(hydroxyimino)nonanoic acid (non-preferred name) 0.833 9 WQP 5-(acetylamino)-3,5-dideoxy-2-O-phosphono-D-erythro-L-manno-nononic acid 0.741