1-Cyclohexyloxycarbonyloxyethyl 4-(1-methylpiperidin-4-ylidene)-9,10-dihydro-4H-1-thiabenzo[f]azulene-2-carboxylate hydrochloride
Ethyl {4-{1-[4-(4-t-butylphenyl)-4-oxobutyl]piperidin-4-ylidene}-9,10-dihydro-4H-1-thiabenzo[f]azulen-2-yl}carboxylate
3-(4-piperidin-4-ylidene-4H-1-thiabenzo[f]azulen-2-yl)-propionic acid benzenesulfonate
3-(4-piperidin-4-ylidene-4H-1-thiabenzo[f]azulen-2-yl)-propionic acid p-toluene sulfonate