C31H25NO9,33-24-18H-23(37H)16H-17H-32(24)31H-30H(40-27(36)22-14H-8H-3H-9H-15H-22)29H(39-26(35)21-12H-6H-2H-7H-13H-21)28H(41-31)19H2-38-25(34)20-10H-4H-1H-5H-11H-20
28+,29+,30-,31+
23220-74-8
O(C(=O)c1ccccc1)C2C(OC(=O)c3ccccc3)C(COC(=O)c4ccccc4)OC2N5C=CC(O)=CC5=O