atom_id	atom_symbol	chemical_shift	multiplet	coupling_constant
22	H	3.78	s	NA
23	H	3.78	s	NA
24	H	3.78	s	NA
25	H	7.28	s	NA
26	H	6.51	d	2.1
27	H	7.34	d	2.1
28	H	6.06	s	NA
