5-acetyl-2-methoxy-3,7,8,10-tetramethyl-5,10-dihydrobenzo[g]pteridin-4(3H)-one InChI=1/C17H20N4O3/c1-9-7-12-13(8-10(9)2)21(11(3)22)14-15(19(12)4)18-17(24-6)20(5)16(14)23/h7-8H,1-6H benzo[g]pteridin-4(3H)-one, 5-acetyl-5,10-dihydro-2-methoxy-3,7,8,10-tetramethyl-