| fit_LCF | Porting for linear combination fitting | 
| GarciaF200 | GarciaF200 sub data set from Garcia-Franco et al. (2021) | 
| Hall300 | Hall sub data set from Hall et al. (2020) | 
| int_nmr | Integration function | 
| mk_nc_data | Create .csv file for CN data | 
| MMM_fit | All combination fitting of NMR spectra. | 
| MMM_solve_QP | Linear combination fitting solve function | 
| ncHall300 | Hall sub data set from Hall et al. (2020) | 
| nc_data | N/C data merge function | 
| NMR_table | Create a data frame of standard NMR areas | 
| plot_NMR | NMR Plotting Function | 
| read_raw_spec | Read spectra | 
| region_calc | Functional groups calculation | 
| Smernik200 | Smernik200 data set from Smernik et al. (2008) | 
| Smernik400 | Smernik400 data set from Smernik et al. (2008) | 
| ssb_offset | Spinnning side bands ofset calculation function This function calculates the spinning side band ofset for a given 13C NMR table. The function returns the 13C NMR integration table to be used in the int_nmr function. | 
| std_nmr | Create a data frame of standard NMR areas |