InChI=1S/C11H23O5P/c1-7(5-12)4-8(2)11(14)9(3)10(13)6-17(15)16/h7-9,11-12,14,17H,4-6H2,1-3H3,(H,15,16)/t7-,8+,9+,11+/m1/s1