Fig. 6

1HNMR spectra of (a) free-base porphyrin (Por), 4(b) metalated porphyrin (M1-Por), (c) (M2-Por) and (d) (M3-Por) in DMSO-d6.

1HNMR spectra of (a) free-base porphyrin (Por), 4(b) metalated porphyrin (M1-Por), (c) (M2-Por) and (d) (M3-Por) in DMSO-d6.