Betulinic Acid

5''-(4'-Formyl-[1,1'-biphenyl]-4-yl)-[1,1':4',1'':3'',1''':4''',1''''-quinquephenyl]-4,4''''-dicarbaldehyde

2-Chloro-6-(piperidin-1-yl)pyrazine

1,1'-Dimethyl-[2,2'-bipyridine]-1,1'-diium iodide