Fig. 3

(a) MS spectrum of SAF DEG m/z 288.45 (b) MS spectrum of SAF intact drug m/z 303.22 confirming the complete degradation of the intact drug SAF to SAF DEG.

(a) MS spectrum of SAF DEG m/z 288.45 (b) MS spectrum of SAF intact drug m/z 303.22 confirming the complete degradation of the intact drug SAF to SAF DEG.