C19H18N2O4,1H3-10-8H-13(24H)15(17(22)20H-10)19H(12-6H-4H-3H-5H-7H-12)16-14(25H)9H-11(2H3)21H-18(16)23
C19H18N2O4,1H3-10-8H-13(22)15(17(24)20-10)19H(12-6H-4H-3H-5H-7H-12)16-14(23)9H-11(2H3)21-18(16)25,(H2,20,22,24)(H2,21,23,25)
51424-04-5
C(c1ccccc1)(c2c(O)cc(C)nc2O)c3c(O)cc(C)nc3O