ILX 8 1 1 HN N -C CA 1 5 HA CA N C CB 1 5 HB CB CA CG1 CG2 1 5 HG1 CG1 CB OG1 CD1 3 4 HG2 CG2 CB CA 1 2 HOG1 OG1 CG1 CB 2 6 HD1 CD1 CG1 OD1 1 2 HOD1 OD1 CD1 CG1