InChI=1/C17H25NO3/c1-5-6-14-7-15(17(19)16(8-14)20-4)11-18-9-12(2)21-13(3)10-18/h5,7-8,12-13,19H,1,6,9-11H2,2-4H3/t12-,13+ D8D0A52A9FDADC36