InChI=1/C14H21NO4S/c1-3-4-7-13(10-14(16)15-17)20(18)12-8-5-6-11(9-12)19-2/h5-6,8-9,13,17H,3-4,7,10H2,1-2H3,(H,15,16)/t13-,20+/m0/s1/f/h15H 61336F13E0A9EFEA