1 092 Methyl (3s,5'R)-2-oxo-1,2-dihydrospiro[indole-3,3'-pyrrolidine]-5'-carboxylate 1.000 2 091 (3s)-spiro[indole-3,3'-pyrrolidin]-2(1h)-one 0.778 3 09A Benzyl (3s,5'R)-2-oxo-1,2-dihydrospiro[indole-3,3'-pyrrolidine]-5'-carboxylate 0.750 4 KW7 Methyl 3-amino-4-(2-fluorophenyl)-1h-pyrrole-2-carboxylate 0.750 5 27X Ammosamide 272 0.727 6 095 Tetrahydro-2h-pyran-4-yl (3s,5'R)-2-oxo-1,2-dihydrospiro[indole-3,3'-pyrrolidine]-5'-carboxylate 0.708 7 TCR Cyclomethyltryptophan 0.700