. 2021 Sep 1;12:724352. doi: 10.3389/fpls.2021.724352

Table 4.

Chemical structures and the fragmentation pattern of compounds 18, 23, and 25–28 identified by ESI-HRMS and MS/MS analysis.


Comp.	[M-H]⁻	MS/MS (m/z)
19	359.0777	197 (D₁), 179 (B₁), 161(B₁/D₂), 135 (B₁/C₂), 123, 73 (^2,5E)
23	715.1324	357 (^0,2Y₂ or Y₃/Y₄), 339(D₁/Y₄), 321(D₁/D₂), 295(D₁/C₂), 197 (Z₄), 185 (D₁/X₂/C₂), 161(B/D), 133(B₁/C₁ or B₃/C₃), 135 (^0,2B₂/C₂ or B₄/C₄), 109 (A), (^2,5E)
25	745.1430	467 (A₁), 387 (Y₂), 339 (D₁/D₂), 295 (B₁/D₁/C₂), 197 (Z₄), 193 (B₃ or ^0,2Y₂ /Y₃), 185 (B₁/D₁/C₂/A₂), 151 (C₁/^0,2Y₂), 133(B₁/C₁ or B₃/C₃), 135 (^0,2B₂/C₂ or B₄/C₄), 109 (A), (^2,5E)
26	747.1588	467 (A₁), 389 (^0,2Y₂), 339 (D₁/D₂), 295 (B₁/D₁/C₂), 197 (A), 195 (Z₄), 185 (B₁/D₁/C₂/A₂), 151 (C₁/^0,2Y₂), 133(B₁/C₁ or B₃/C₃), 135 (^0,2B₂/C₂ or B₄/C₄), 109 (A), (^2,5E)
27	717.1479	357 (Y₃/Y₄), 339(D₁/Y₄), 321(D₁/D₂), 295(D₁/C₂), 197 (Z₁ or Z₄), 185 (D₁/X₂/C₂), 161(B/D), 135 (^0,2B₂/C₂ or B₃/C₃ or B₄/C₄), 109 (A), 73 (^2,5E)
28	387.0731	207 (Z₁), 179 (D₂), 161 (B₁/D₁), 135 (B₁/C₁ or^0,2B₂/C₂), 109 (A)

^*Compounds possessing a double bond at C7' or C7”.