cyclopentyl (3-(2-methoxy-4-(tosylcarbamoyl)benzyl)-1-methyl-1H-indol-5-yl)carbamate;Zafirlukast P-Tolyl Isomer;[3-[4-(4-Methylphenylsulfonylcarbamoyl)-2-methoxybenzyl]-1-methyl-1H-indole-5-yl]carbamic acid cyclopentyl ester;Cyclopentyl [3-({2-methoxy-4-[(4-methylbenzene-1-sulfonyl)carbamoyl]phenyl}methyl)-1-methyl-1H-indol-5-yl]carbamate