6-AMINO-2,2-DIOXO-2-THIA-SPIRO[3.3]HEPTANE

ENDO-7-AMINO-9-BOC-3-OXA-9-AZA-BICYCLO[3.3.1]NONANE

2-CBZ-2,7-DIAZA-SPIRO[4.4]NONANE

ETHYL 2-AMINO-6-BOC-4,7-DIHYDRO-5H-THIENO[3,2-C]PYRIDINE-3-CARBOXYLATE

5-AZA-SPIRO[3.4]OCTANE-2-CARBOXYLIC ACID HCL

3,6-二氯-5-甲基吡啶并甲基-4-羧酸甲酯, Methyl 3,6-dichloro-5-methylpyridazine-4-carboxylate

1-Boc-1-氮杂螺[3.3]庚烷-6-酮, 1-BOC-6-OXO-1-AZASPIRO[3.3]HEPTANE

7-Boc-3-hydroxy-1-oxa-7-azaspiro[4.4]nonane

2-氨基-8-甲基-8-氮杂双环[3.2.1]辛烷, 2-Amino-8-methyl-8-azabicyclo[3.2.1]octane

3,3-二氟-1-甲基环戊烷羧酸, 3,3-DIFLUORO-1-METHYLCYCLOBUTANECARBOXYLIC ACID