1-hydroxy-4-[4-[[1-[(4-methoxyphenyl)methyl]tetrazol-5-yl]sulfanylmethyl]-2-nitrophenoxy]-N-(2-methylphenyl)naphthalene-2-carboxamide;1-hydroxy-N-(2-methylphenyl)-4-[2-nitro-4-[(1-phenyltetrazol-5-yl)sulfanylmethyl]phenoxy]naphthalene-2-carboxamide;1-hydroxy-N-(2-methylphenyl)-4-[4-nitro-2-[[(1-phenyltetrazol-5-yl)sulfanyloxy-propan-2-ylamino]methyl]phenoxy]naphthalene-2-carboxamide;propyl 2-[5-[[4-(3-carbamoyl-4-hydroxynaphthalen-1-yl)oxy-3-methylphenyl]methylsulfanyl]-2H-tetrazol-1-ium-1-yl]acetate