4,6,11-trioxa-1-azonia-5-phosphabicyclo[3.3.3]undecane,tetrafluoroborate

5-(2-ethylsulfanylethyl)-4,6,11-trioxa-1-aza-5-silabicyclo[3.3.3]undecane

2-triethylstannyloxy-N,N-bis(2-triethylstannyloxyethyl)ethanamine

5-(phenylsulfanylmethyl)-4,6,11-trioxa-1-aza-5-silabicyclo[3.3.3]undecane

5-(phenoxymethyl)-4,6,11-trioxa-1-aza-5-silabicyclo[3.3.3]undecane