pheophorbide a + H2O => C-13(2)-carboxypyropheophorbide a + methanol
pheophorbide a + h2o => c-13(2)-carboxypyropheophorbide a + methanol
pheophorbide a + H2O => C-13(2)-carboxypyropheophorbide a + methanol
pheophorbide a + h2o => c-13(2)-carboxypyropheophorbide a + methanol