_nef_nmr_spectrum.sf_category nef_nmr_spectrum _nef_nmr_spectrum.sf_framecode nef_nmr_spectrum_alinoe_raw _nef_nmr_spectrum.num_dimensions 3 _nef_nmr_spectrum.chemical_shift_list nef_chemical_shift_list_1 _nef_nmr_spectrum.experiment_classification H_H[C].through-space _nef_nmr_spectrum.experiment_type '13C NOESY-HSQC'