InChI=1/C20H21N3O3S/c1-12-5-3-6-15(13(12)2)21-17(24)11-23-18(25)20(22-19(23)26)9-4-7-16-14(20)8-10-27-16/h3,5-6,8,10H,4,7,9,11H2,1-2H3,(H,21,24)(H,22,26)/t20-/m0/s1/f/h21-22H 1DBA64500B0A4622