RESIDUE NGF 41 CONECT O10 1 C10 CONECT C10 3 O10 C11 N5 CONECT C11 4 C10 O5 H1 H2 CONECT N5 3 C10 C5 H3 CONECT C5 4 N5 C4 C6 H4 CONECT C4 4 C5 O4 C3 H5 CONECT O4 2 C4 H6 CONECT C3 4 C4 C2 H7 H8 CONECT C6 4 C5 O6 C7 H9 CONECT O6 2 C6 H10 CONECT C2 3 C3 O2 C1 CONECT O2 1 C2 CONECT C1 3 C2 O1 O3 CONECT O1 1 C1 CONECT O3 2 C1 H11 CONECT C7 4 C6 O7 C8 H12 CONECT O7 2 C7 H13 CONECT C8 4 C7 O8 C9 H14 CONECT O8 2 C8 H15 CONECT C9 4 C8 O9 H16 H17 CONECT O9 2 C9 H18 CONECT O5 2 C11 H19 CONECT H1 1 C11 CONECT H2 1 C11 CONECT H3 1 N5 CONECT H4 1 C5 CONECT H5 1 C4 CONECT H6 1 O4 CONECT H7 1 C3 CONECT H8 1 C3 CONECT H9 1 C6 CONECT H10 1 O6 CONECT H11 1 O3 CONECT H12 1 C7 CONECT H13 1 O7 CONECT H14 1 C8 CONECT H15 1 O8 CONECT H16 1 C9 CONECT H17 1 C9 CONECT H18 1 O9 CONECT H19 1 O5 END HET NGF 41 HETSYN NGF N-glycolylneuraminic acid, ketone form HETNAM NGF 3,5-dideoxy-5-[(hydroxyacetyl)amino]-D-glycero-D-galact HETNAM 2 NGF o-non-2-ulosonic acid FORMUL NGF C11 H19 N1 O10