Fig. 2.
NMR proton (NMR 1H) and carbon (NMR 13C) spectroscopic analysis of the compound isolated by HPLC. (A) 1H NMR proton spectra (DMSO, 500 MHz, δ). (B) 13C NMR (CDCl3, 126 MHz, δ) carbon spectra.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.