BTZ-4a = 1H NMR HIF inhibitor (300 MHz, CDCl3) δ: 7.18–8.14 (m, 8H, Ar–H), 3.28 (s, 2H), 2.15 (s, 6H); 13C NMR (300 MHz, CDCl3) δ: 166.92, 151.37, 136.01, 132.88, 130.80, 130.66, 126.81, 126.03, 125.86, 125.74, 123.56, 83.26, 42.31, 15.03; ESI-MS, m/z calcd. BTZ-6a = 1H NMR (400 MHz, CDCl3) δ: 7.20–9.32 (m, 7H, Ar–H), 3.42 (s, 2H, CH2), 2.39 (s, 3H, CH3), 2.16 (s, 6H, 2CH3); 13C NMR (300 MHz, CDCl3) δ: 166.89,

151.50, 149.94, 148.51, 137.36, 135.83, 135.07, 134.45, 125.64, 125.12, 123.05, 122.34, 82.69, 42.03, 20.99, 14.50; ESI-MS, m/z calcd. for C17H18N2S3 346.53 found [M+H]+ 347.5. BTZ-6b = 1H NMR (300 MHz, CDCl3) δ: 7.12–9.21 (m, 7H, Ar–H), 3.91 (s, 3H, OCH3), 3.21 (s, 2H, CH2), 2.18 (s, 6H, 2CH3); 13C NMR (300 MHz, CDCl3) δ: 166.35, 157.25, 151.42, 148.81, 136.23, 130.30, 124.32, 124.16, 112.94, 112.38, 82.99, 56.31, 41.80, Dabrafenib mouse 14.40; ESI-MS, m/z calcd. for C17H18N2OS3 362.53 found [M+H]+ 363.5. BTZ-19 = 1H NMR (400 MHz,CDCl3) δ: 7.05–7.91 (m, 7H, Ar–H), 3.83 (s, 3H, OCH3), 3.25 (s, 2H, CH2), 2.42 (s, 3H, CH3), 2.15 (s, 6H, 2CH3); 13C NMR (400 MHz, CDCl3) δ: 167.45, 156.51, 145.89, 141.11, 136.56, 129.20, 127.39, 126.70, 124.14, 119.06, 116.73, 82.23, 55.64, 42.07, 21.45, 14.70; ESI-MS, m/z calcd. for C19H21NOS3 375.57 found [M+H]+ 376.5. BTZ-20 = 1H NMR (400 MHz, CDCl3) δ: 7.14–8.15 (m, 12H, Ar–H),

3.85 (s, 3H, OCH3), 3.30 Florfenicol (s, 2H, CH2), 2.17 (s, 6H, 2CH3); 13C NMR (400 MHz, CDCl3) δ: 167.17, 156.64, 145.82, 143.36, 140.28, 138.09, 128.86, 127.91, 127.79, 127.09, 126.80, 124.22, 119.10, 116.77, 113.20, 101.56, 82.33, 55.66, 42.13, 14.72; ESI-MS, m/z calcd. for C23H21NS3 437.09 found [M+H]+ 438.8. BTZ-14a = 1H NMR (400 MHz, CDCl3) δ: 7.12–7.65 (m, 6H, Ar–H), 3.12 (s, 2H, CH2), 2.35 (s, 3H, CH3), 2.12 (s, 6H, 2CH3); 13C NMR (400 MHz, CDCl3) δ: 161.91, 151.75, 143.37, 136.25, 134.75, 131.34, 130.58, 129.53, 125.83, 123.46, 81.28, 43.79, 21.05, 14.98; ESI-MS, m/z calcd. for C16H17NS4 351.0 found [M+H]+ 352.0. BTZ-14b = 1H NMR (400 MHz, CDCl3) δ: 6.81–7.62 (m, 6H, Ar–H), 3.88 (s, 3H, OCH3), 3.54 (s, 2H, CH2), 2.20 (s, 6H, 2CH3); 13C NMR (400 MHz, CDCl3) δ: 163.64, 157.59, 152.23, 144.34, 134.63, 131.72, 130.94, 129.83, 123.53, 115.56, 114.92, 81.12, 57.02, 43.11, 14.82; ESI-MS, m/z calcd.