肾脏代谢 NH2 Cr CH3 NaoH CH2OH CH3 NaHSO3 NaHCO3 lI OHOH OH 光酸 CH2OHO O CH3 NaHSO3 HO OH 肾脏代谢 N H3C N NH2 N S CH3 OH + Cl - NaOH [O] CH2OH hv /O2 N H3C N NH2 N S CH3 OH + Cl - NaHSO3 N H3C N NH2 N S CH3 OH + Cl - NaHCO3 N N NH H N 3C H3C O O OH OH OH OH +2H -2H N N NH H N 3C H3C O O OH OH OH OH NaOH N N NH H N 3C H3C O O OH OH OH OH 光.碱 N N NH H N 3C H3C O O OH OH OH OH 光.酸 N CH2OH HO H3C OH -2H +2H +NH3, -H2O -NH3, +H2O +2 H -2H 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15