Research Article

Antioxidant and Antivenom Potential of an Essential Oil, 4-(2-Oxo-propyl)-cyclopentane-1,3-dione, and Allantoin Derived from the Polyherbal Combination of Aristolochia indica L. and Piper nigrum L.

Figure 3

(a) FT-IR spectrum of compound W3. (b) 1H-NMR spectrum of compound W3. (c) 13C-NMR spectrum of compound W3. (d) EDX spectrum of compound W3. (e) Hydrogen bonding of compound W3. (f) Chemical structure of compound W3.
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