How to Synthetize a Spectrum:
Go to the SDBS site. At this writing moment the address is: http://sdbs.db.aist.go.jp/sdbs/cgi-bin/cre_index.cgi.
When you have found a spectrum, click the button “peak data”.
Copy the list, including the header:
Hz ppm Int.
Go to iNMR and choose Simulate > List of Peaks.