Structure of $1,3,15,17$-tatraaza-$6,9,12,20,23,28$-hexaoxabicyclo$[15,8,5]$-triacontane-$2{,}16$-dithione
p. 374-376
Structure of [$3{,}10$-bis (propylthio)-$5,7,12,14$-tetramethyl-$1,2,4,8,9,11$-hexazacyclotetradeca-$2,4,6,9,11,13$-hexaenato
p. 1107-1111