Lopinavir192725-17-0100 % similar Ritonavir155213-67-536 % similar (αS)-Tetrahydro-α-(1-methylethyl)-2-oxo-1(2H)-pyrimidineacetic acid192725-50-135 % similar 1,1-Dimethylethyl N-[(1S,2R)-3-chloro-2-hydroxy-1-(phenylmethyl)propyl]carbamate162536-40-531 % similar 1,1-Dimethylethyl N-[(1S,2S)-3-chloro-2-hydroxy-1-(phenylmethyl)propyl]carbamate165727-45-731 % similar