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Mass spectra of dimethyl acetal-derived plasmalogens. Spectra are shown for C14:1 (A), C14:0 (B), C16:1 (C), C16:0 (D), C17:0 cyclopropyl (E), C18:1 (F), and C19:0 cyclopropyl (G). y axis, relative abundance; x axis, mass-to-charge ratio (m/z).
