InChI=1/C18H23O5P/c1-4-15-9-14(5-6-18(15)19)10-17-12(2)7-16(8-13(17)3)23-11-24(20,21)22/h5-9,19H,4,10-11H2,1-3H3,(H2,20,21,22)/p-1/fC18H22O5P/h20H/q-1 37B621B7F5EE1EC2