153049-52-6 2-Naphthalenecarboxylic acid, 6-(7-(heptyloxy)-3,4-dihydro -4,4-dimethyl-1,1-dioxido-2H-1-benzothiopyran-6-yl)- 2-Naphthalenecarboxylic acid, 6-(7-(heptyloxy)-3,4-dihydro-4,4-dimethyl-2H-1-benzopyran-6-yl)-, S,S-dioxide 6-(7-(Heptyloxy)-3,4-dihydro -4,4-dimethyl-1,1-dioxido-2H-1-benzothiopyran-6-yl)-2-naphthalenecarboxylic acid Ro 46-8515 Ro-46-8515