InChI=1/C27H32N4O4/c1-3-31-14-12-27(13-15-31,17-25(32)30-34)29-26(33)20-8-10-22(11-9-20)35-18-21-16-19(2)28-24-7-5-4-6-23(21)24/h4-11,16,34H,3,12-15,17-18H2,1-2H3,(H,29,33)(H,30,32)/p+1/fC27H33N4O4/h29-31H/q+1 D6ABE4FFE52018C6