Qualitative and Quantitative Analysis of Eclipta prostrata L. by LC/MS

Figure 5

MS and MS/MS spectra of compounds 10, 11, and 13. ((a) MS spectrum of 11; (b) MS spectrum of 13; (c) MS/MS spectrum of [M–H]⁻ of 13, CE 35 V; (c^′) MS/MS spectrum of [M–H]⁻ of 13, CE 70 V; (d) MS/MS spectrum of [M+HCOO]⁻ of 13, CE 35 V; (d^′) MS/MS spectrum of [M+HCOO]⁻ of 13, CE 70 V; (e) MS/MS spectrum of [M–H]⁻ of 10, CE 35 V; (e^′) MS/MS spectrum of [M–H]⁻ of 10, CE 70 V; (f) MS/MS spectrum of [M+HCOO]⁻ of 11, CE 35 V; (f^′) MS/MS spectrum of [M+HCOO]⁻ of 11, CE 70 V; (g) MS/MS spectrum of [M–H]⁻ of 12, CE 35 V; (g^′) MS/MS spectrum of [M–H]⁻ of 12, CE 70 V).