Two products ions at m/z 324 and 253 from the spectra of metabolites M3.1 and M3.two ended up shaped by cleavage of the indazole facet chains, indicating which the mum or dad composition wasn't modified except for the terminal methyl ester. As An important metabolites, ester hydrolysis metabolites M3 group https://tonyk434vuf7.wikigop.com/user