InChI=1/C16H20BrNO2S/c1-3-13(18)16(14-8-9-15(17)21-14)20-12-7-5-6-11(10-12)19-4-2/h5-10,13,16H,3-4,18H2,1-2H3/p+1/t13-,16-/m1/s1/fC16H21BrNO2S/h18H/q+1 81F6F1003FE1763A