RESIDUE ZSL 60 CONECT C15 4 C14 C16 O33 H1 CONECT C17 4 C16 C18 O32 H2 CONECT C20 4 C21 O36 S46 H3 CONECT C21 4 C20 C23 O34 H4 CONECT C22 3 N03 N04 H5 CONECT C24 4 C26 C23 O36 H6 CONECT C26 4 C24 O37 H7 H8 CONECT C28 3 C27 N03 N05 CONECT C14 4 C15 O43 H9 H10 CONECT C16 4 C15 C17 O31 H11 CONECT C18 4 C17 N07 O33 H12 CONECT C19 4 O34 S46 H13 H14 CONECT C23 4 C21 C24 O35 H15 CONECT C25 3 C27 N04 N07 CONECT C27 3 C28 C25 N06 CONECT C29 3 N06 N07 H16 CONECT N03 2 C22 C28 CONECT N04 2 C22 C25 CONECT N05 3 C28 H17 H18 CONECT N06 2 C27 C29 CONECT N07 3 C18 C25 C29 CONECT O31 2 C16 H19 CONECT O32 2 C17 H20 CONECT O33 2 C15 C18 CONECT O34 2 C21 C19 CONECT O35 2 C23 H21 CONECT O36 2 C20 C24 CONECT O37 2 C26 P44 CONECT O38 2 P44 H22 CONECT O39 1 P44 CONECT O40 2 P44 P45 CONECT O41 1 P45 CONECT O42 2 P45 H23 CONECT O43 2 C14 P45 CONECT P44 4 O37 O38 O39 O40 CONECT P45 4 O40 O41 O42 O43 CONECT S46 2 C20 C19 CONECT H1 1 C15 CONECT H2 1 C17 CONECT H3 1 C20 CONECT H4 1 C21 CONECT H5 1 C22 CONECT H6 1 C24 CONECT H7 1 C26 CONECT H8 1 C26 CONECT H9 1 C14 CONECT H10 1 C14 CONECT H11 1 C16 CONECT H12 1 C18 CONECT H13 1 C19 CONECT H14 1 C19 CONECT H15 1 C23 CONECT H16 1 C29 CONECT H17 1 N05 CONECT H18 1 N05 CONECT H19 1 O31 CONECT H20 1 O32 CONECT H21 1 O35 CONECT H22 1 O38 CONECT H23 1 O42 END HET ZSL 60 HETNAM ZSL [(2R,3S,4R,5R)-5-(6-amino-9H-purin-9-yl)-3,4-dihydroxyo HETNAM 2 ZSL xolan-2-yl]methyl [(3aR,5R,6R,6aR)-6-hydroxytetrahydro- HETNAM 3 ZSL 2H-furo[2,3-d][1,3]oxathiol-5-yl]methyl dihydrogen diph HETNAM 4 ZSL osphate (non-preferred name) FORMUL ZSL C16 H23 N5 O13 P2 S