Supplier Page from Aladdin Scientific Corporation for 5-cholesten-3β-ol 12-[(7-nitro-2-1,3-benzoxadiazol-4-yl)amino]dodecanoate
2-oxa-5,8-diazaspiro[3.5]nonane dihydrochloride from Aladdin Scientific Corporation
3,6-Diphenyl-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione from Aladdin Scientific Corporation
Famotidine from Aladdin Scientific Corporation
Pyrazine from Aladdin Scientific Corporation