N-methyl-3-phenyl-N-[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]-1,2,4-oxadiazol-5-amine

3-(2-aminoethyl)-4-methyl-1H-indole-5,6-diol,2-amino-3-methyl-4H-imidazol-5-one,sulfuric acid

4,7-二甲基-5,6-二羟基色胺

2-acetylamino-1-methyl-1,5-dihydro-imidazol-4-one

脱氢乙酸