1234–––5–6–7–––8910––z–11––HOOOONHOHO1213HOOOO14HOOOO21516HOOOH17ONaOHONaOCO26atm,125-140oC181920OOHOH+OOOOOHOOH2SO470~7521–OOHOH22––OOHOOOOO+OOOOOOO23OOO++OOO+OHOHOOOOOOHOOOHOOOO24HOOOO25–––zOOHOH26OHOHOOHOOHOOOHO+OHOOOOO[O]OHOOHOHOOHOOHOOHOHOHOOHOOO[O]27OOOHFe/3+Fe3+OOHOH28–OOHOONa2CO3/H2OheatOOOHNaH2SO4OOHOH+OHO29–ONHOHOHOSalicylglycineOOHOGlucOOGlucOHGlucuronideGlucuronide30SalicylicacidAcetylsalicylicacidONHOHOHOOOHOHOOHOOGlycinOOHOGlucOOGlucOHOOHOHHOSalicylglycineGlucuronideGlucuronide31HOOOO32–33HOOOO34––HOOOO35OOOO2·AlOH2+OOOOH3NNH3OOOOOONOHOOOO2·2Ca2·H2NONH236HOOOOSalicylicAcid3738NHOHO39NHOHO40––z–NHO41––NHOO42NHOO43–NHOHO44NHOHONHOO45NO2HONH2HONHHOOFe,HClAcOH46–OHFe(CN)5H2NNa247NHOHO4849NHOHO50-NHOO.+++3Fe51–βHONN+NNHO52,HONOOHNHOHONHOONH2ONHONHOGlyOOONHOOSHO53N-GSHN-HONOOHNOHOONONOHOSNHOOHONOHOSG54NHOHOHOOOO5556–NHOHOHOOOO57