(3S)-tetrahydro-3-furanyl (1S,2R)-3-[[(4-aminophenyl)sulfonyl](isobutyl)amino]-1-benzyl-2-hydroxypropylcarbamate & {(S)-1-[N'-[(2S,3S)-2-Hydroxy-3-((S)-2-methoxycarbonylamino-3,3-dimethyl-butanoylamino)-4-phenyl-butyl]-