Figure 1

(A) Synthesis scheme of MPPa from chlorophyll-a with numbering, (B) 1H-NMR spectrum of MPPa (500 MHz, CDCl3, 25 °C, TMS).

(A) Synthesis scheme of MPPa from chlorophyll-a with numbering, (B) 1H-NMR spectrum of MPPa (500 MHz, CDCl3, 25 °C, TMS).