RESIDUE 4EJ 40 CONECT C1 3 C2 C C6 CONECT C2 3 C1 C3 H CONECT C3 3 C2 C4 H1 CONECT C11 3 C12 C10 H6 CONECT C12 3 C11 N3 N2 CONECT C13 4 C14 N2 H9 H8 CONECT C14 3 C13 C15 C19 CONECT C15 3 C14 C16 H10 CONECT C16 3 C15 C17 H11 CONECT C17 3 C16 C18 H12 CONECT C18 3 C17 C19 H13 CONECT C19 3 C14 C18 H14 CONECT N 1 C CONECT C 2 C1 N CONECT C6 3 C1 C5 H3 CONECT C5 3 C6 C4 H2 CONECT C4 3 C3 C5 C7 CONECT C7 3 C4 N4 C8 CONECT N4 3 C7 C9 N3 CONECT C9 3 N4 N1 C10 CONECT N1 2 C9 C8 CONECT C8 3 C7 N1 H4 CONECT N3 2 C12 N4 CONECT C10 3 C11 C9 H5 CONECT N2 3 C12 C13 H7 CONECT H 1 C2 CONECT H1 1 C3 CONECT H6 1 C11 CONECT H9 1 C13 CONECT H8 1 C13 CONECT H10 1 C15 CONECT H11 1 C16 CONECT H12 1 C17 CONECT H13 1 C18 CONECT H14 1 C19 CONECT H3 1 C6 CONECT H2 1 C5 CONECT H4 1 C8 CONECT H5 1 C10 CONECT H7 1 N2 END HET 4EJ 40 HETNAM 4EJ 4-[6-(benzylamino)imidazo[1,2-b]pyridazin-3-yl]benzonit HETNAM 2 4EJ rile FORMUL 4EJ C20 H15 N5