1 FPR (3s)-3-amino-4-oxo-7-phenylheptanoic acid 1.000 2 XXC 7-phenylheptanoic acid 0.882 3 EPT Heptanyl-P-phenol 0.722 4 1QI (2r,4s,5s)-5-azanyl-6-methyl-4-oxidanyl-2-(phenylmethyl)heptanoic acid 0.714 5 QVN 3-(3-phenylpropyl)-2-oxoglutarate 0.714 6 3GZ Hexylbenzene 0.706