1-methyl-7-methylene-1-thionia-5-thiaspiro<5.11>heptadecane fluorosulfonate

(Z)-14-(ethoxycarbonyl)-15,19-dithiabicyclo<10.7.0.>nonadec-1(12)-ene

(Z)-3,4,8,9,10,11,12,13,14,15,16,17-Dodecahydro-2H,7H-1,5-dithia-cyclononacyclododecene-6,6-dicarboxylic acid dimethyl ester

(E)-3,4,8,9,10,11,12,13,14,15,16,17-Dodecahydro-2H,7H-1,5-dithia-cyclononacyclododecene-6,6-dicarboxylic acid dimethyl ester