methyl 6-((4,4-dimethylthiochroman-6-yl)ethynyl)nicotinate; 6-[2-(3,4-Dihydro-4,4-dimethyl-2H-1-benzothiopyran-6-yl)ethynyl]-,3-Pyridinecarboxylic Acid Methyl Ester
methyl 6-((4,4-dimethylthiochroman-6-yl)ethynyl)nicotinate; 6-[2-(3,4-Dihydro-4,4-dimethyl-2H-1-benzothiopyran-6-yl)ethynyl]-,3-Pyridinecarboxylic Acid Methyl Ester