RESIDUE 15I 40 CONECT C12 3 N3 N4 H12 CONECT N3 2 C12 C11 CONECT N4 3 C12 C13 H4 CONECT C13 3 N4 N5 C11 CONECT N5 2 C13 C CONECT C 3 N5 N H CONECT C11 3 N3 C13 C1 CONECT C1 3 C11 N N1 CONECT N 2 C C1 CONECT N1 3 C1 C10 C2 CONECT C10 4 N1 C9 H101 H102 CONECT C9 4 C10 C4 H91C H92C CONECT C4 4 C9 C3 C8 C5 CONECT C3 4 C4 C2 H31C H32C CONECT C2 4 N1 C3 H21C H22C CONECT C8 4 C4 N2 H81C H82C CONECT N2 3 C8 C7 H2 CONECT C7 4 N2 C6 H71C H72C CONECT C6 4 C7 C5 H61C H62C CONECT C5 4 C4 C6 H51C H52C CONECT H12 1 C12 CONECT H4 1 N4 CONECT H 1 C CONECT H101 1 C10 CONECT H102 1 C10 CONECT H21C 1 C2 CONECT H22C 1 C2 CONECT H91C 1 C9 CONECT H92C 1 C9 CONECT H31C 1 C3 CONECT H32C 1 C3 CONECT H81C 1 C8 CONECT H82C 1 C8 CONECT H51C 1 C5 CONECT H52C 1 C5 CONECT H2 1 N2 CONECT H71C 1 C7 CONECT H72C 1 C7 CONECT H61C 1 C6 CONECT H62C 1 C6 END HET 15I 40 HETNAM 15I 6-(2,9-Diazaspiro[5.5]undecan-9-yl)-9H-purine FORMUL 15I C14 H20 N6