Ethylenedithio(ethylenedioxo)diselenadithiafulvalene (TOST) and ethylenediseleno(ethylenedioxo)tetrathiafulvalene (SO): new unsymmetrical π-donors containing three elements in Group 16 (O, S, and Se)
Tatsuro
Imakubo
,
Yoshinori
Okano
,
Hiroshi
Sawa
and
Reizo
Kato