RESIDUE 45U 55 CONECT O32 1 C14 CONECT C14 3 O32 C5 N1 CONECT C5 4 C14 O21 H5 H5A CONECT O21 2 C5 C44 CONECT C44 4 O21 C49 C45 H44 CONECT C49 4 C44 C48 H49 H49A CONECT C48 4 C49 C47 H48 H48A CONECT C47 4 C48 C45 H47 H47A CONECT C45 4 C44 C47 H45 H45A CONECT N1 3 C14 C1 C4 CONECT C1 4 N1 C7 C2 H1 CONECT C7 3 C1 O22 N23 CONECT O22 1 C7 CONECT C2 4 C1 C3 H2 H2A CONECT C3 4 C2 C4 H3 H3A CONECT C4 4 N1 C3 H4 H4A CONECT N23 3 C7 C24 HN23 CONECT C24 4 N23 C25 H24 H24A CONECT C25 3 C24 C30 C26 CONECT C30 3 C25 C29 H30 CONECT C29 3 C30 C28 H29 CONECT C28 3 C29 C21 C27 CONECT C21 3 C28 N47 N46 CONECT N47 2 C21 HN47 CONECT N46 3 C21 HN46 HN4A CONECT C27 3 C28 C26 H27 CONECT C26 3 C25 C27 H26 CONECT H5 1 C5 CONECT H5A 1 C5 CONECT H44 1 C44 CONECT H49 1 C49 CONECT H49A 1 C49 CONECT H48 1 C48 CONECT H48A 1 C48 CONECT H47 1 C47 CONECT H47A 1 C47 CONECT H45 1 C45 CONECT H45A 1 C45 CONECT H1 1 C1 CONECT H2 1 C2 CONECT H2A 1 C2 CONECT H3 1 C3 CONECT H3A 1 C3 CONECT H4 1 C4 CONECT H4A 1 C4 CONECT HN23 1 N23 CONECT H24 1 C24 CONECT H24A 1 C24 CONECT H30 1 C30 CONECT H29 1 C29 CONECT HN47 1 N47 CONECT HN46 1 N46 CONECT HN4A 1 N46 CONECT H27 1 C27 CONECT H26 1 C26 END HET 45U 55 HETNAM 45U (S)-N-(4-carbamimidoylbenzyl)-1-(2-(cyclopentyloxy)etha HETNAM 2 45U noyl)pyrrolidine-2-carboxamide FORMUL 45U C20 H28 N4 O3