1,1,6,6,11,11,16,16-octakis-phenyl-1,6,11,16-tetrastannacycloicosane

2-bromo-4-methyl-N-nitro-aniline

N-[4-[bis(diethylamino)phosphanyl]butyl-(diethylamino)phosphanyl]-N-ethylethanamine

2-methylcycloheptan-1-one

二(二甲基氨基)-甲基-膦