Fig. 6

UHPLC-QTOF-MS/MS spectra of (a) Compound no.20 [m/z 527.3727 (C33H51O5) −], and (b) & (c) Compound no.21 [m/z 425.3772 (C30H49O) +].

UHPLC-QTOF-MS/MS spectra of (a) Compound no.20 [m/z 527.3727 (C33H51O5) −], and (b) & (c) Compound no.21 [m/z 425.3772 (C30H49O) +].