RESIDUE 3DY 21 CONECT C1 4 C2 O1 O5 H9 CONECT C2 4 C1 C3 O2 H1 CONECT C3 4 C2 C4 O3 H2 CONECT C4 4 C3 C5 O4 H3 CONECT C5 4 C4 C6 O5 H4 CONECT C6 4 C5 O3 H5 H6 CONECT O1 2 C1 H10 CONECT O2 2 C2 H7 CONECT O3 2 C3 C6 CONECT O4 2 C4 H8 CONECT O5 2 C1 C5 CONECT H1 1 C2 CONECT H2 1 C3 CONECT H3 1 C4 CONECT H4 1 C5 CONECT H5 1 C6 CONECT H6 1 C6 CONECT H7 1 O2 CONECT H8 1 O4 CONECT H9 1 C1 CONECT H10 1 O1 END HET 3DY 21 HETNAM 3DY 3,6-anhydro-beta-L-galactopyranose FORMUL 3DY C6 H10 O5