InChI=1/C20H22NO3S/c1-4-21-9-7-14(8-10-21)5-6-16(22)20-12-15-11-17(23-2)18(24-3)13-19(15)25-20/h7-13H,4-6H2,1-3H3/q+1 A58718000BCA2D2A