<Li> InChI = 1S / C27H28Br2O5S / c1 - 13 (2) 17 - 11 - 20 (15 (5) 23 (28) 25 (17) 30) 27 (19 - 9 - 7 - 8 - 10 - 22 (19) 35 (32, 33) 34 - 27) 21 - 12 - 18 (14 (3) 4) 26 (31) 24 (29) 16 (21) 6 / h7 - 14, 30 - 31H, 1 - 6H3 Key: NUHCTOLBWMJMLX - UHFFFAOYSA - N </Li> <Li> InChI = 1 / C27H28Br2O5S / c1 - 13 (2) 17 - 11 - 20 (15 (5) 23 (28) 25 (17) 30) 27 (19 - 9 - 7 - 8 - 10 - 22 (19) 35 (32, 33) 34 - 27) 21 - 12 - 18 (14 (3) 4) 26 (31) 24 (29) 16 (21) 6 / h7 - 14, 30 - 31H, 1 - 6H3 Key: NUHCTOLBWMJMLX - UHFFFAOYAD </Li> <Tr> <Td_colspan="2"> SMILES (show) <Ul> <Li> Brc1c (O) c (cc (c1C) C3 (OS (= O) (= O) c2ccccc23) c4cc (c (O) c (Br) c4C) C (C) C) C (C) C </Li> </Ul> </Td> </Tr> <Ul> <Li> Brc1c (O) c (cc (c1C) C3 (OS (= O) (= O) c2ccccc23) c4cc (c (O) c (Br) c4C) C (C) C) C (C) C </Li> </Ul>

For what practical application can bromothymol blue be used for in the chemistry lab