Tetrahydrocyclopenta[c]pyrrole-1,3(2H,3aH)-dione

(R)-4-((3R,5S,7S,8R,9S,10S,13R,14S,17R)-3,7-Dihydroxy-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoic acid

(2'R,3S,3'R,3a'S,6aS,6bS,6'S,7a'R,11aS,11bR)-3',6',10,11b-tetramethyl-1,2,3,3a',4,4',5',6,6a,6b,6',7,7',7a',8,11,11a,11b-octadecahydro-3'H-spiro[benzo[a]fluorene-9,2'-furo[3,2-b]pyridin]-3-ol

1-Amino-1-cyclopentanemethanol

Tetrahydropentalene-2,5(1H,3H)-dione

1-(6-(((8R,9S,13S,14S,17S)-3-Methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl)amino)hexyl)-1H-pyrrole-2,5-dione

2-Bromocyclopentanone

Methyl 3-ethynylcyclopentane-1-carboxylate

Methyl 3-hydroxycyclopentanecarboxylate

(1R,3S)-Methyl 3-aminocyclopentanecarboxylate hydrochloride