(4-Azidophenyl)(6-hydroxy-2-(4-hydroxyphenyl)benzo(b)thien-3-yl)methanone 131589-60-1 3-(4-Azidobenzoyl)-6-hydroxy-2-(4-hydroxyphenyl)benzo(b)thiophene Methanone, (4-azidophenyl)(6-hydroxy-2-(4-hydroxyphenyl)benzo(b)thien-3-yl)- Protioaryl azide, paa