#OTU ID Compound_name 17 Xanthine 56 3-Phenyllactate 61 3-Phenylpropionate 62 5-Phenylvaleric Acid 67 "3,4,5-Trimethoxycinnamic Acid" 69 Tyramine 75 N-Acetyl-L-Tyrosine 82 Gallic Acid 95 Ortho-Hydroxyphenylacetic Acid 97 Tyrosine 99 Hydroxyphenylacetylglycine 103 3-Cresotinic Acid 104 Desaminotyrosine 111 Dopamine 120 Fumarate 149 Uracil 182 Tartaric Acid 185 Glycerophosphocholine 187 Biotin 193 Threonine 197 Erythrose 209 Galactose 215 2-Hydroxyvalerate 218 Gluconolactone 223 Mellibiose 238 Erythritol 243 Alanine 246 Methylimidazoleacetic Acid 256 Gluconic Acid 259 Ethanol 270 Phosphorylcholine 283 Pantothenic Acid 309 Taurine 317 Acetylcholine 324 Phenylalanine 326 Malonate 334 N1-Acetylspermine 357 Methylguanidine 358 Argininosuccinic Acid 360 3-Mercaptopyruvic Acid 377 Methionine 382 Riboflavin 397 Ureidosuccinic Acid 435 Valerate 436 Pimelate 444 Dimethylsulfide 474 Thymine 475 Glutarylglycine 505 Butyrate 513 Isoleucine 517 Alpha-Aspartyl-Lysine 522 Acetoin 554 Methylsuccinate 556 Propionate 559 Valine 564 Glycyl-L-Leucine 565 2-Hydroxy-3-Methylbutyric Acid 566 Leucine