916671-19-7 | 5H-[1]Benzopyrano[2,3-b]pyridin-5-one, 2-(1,4,7,10-tetraazacyclododec-1-ylmethyl)- | C21H27N5O2 |
916671-20-0 | Pyrazino[2,3-f][1,10]phenanthroline-2,3-dicarboxylic acid, 7-methyl-, 2,3-diethyl ester | C21H18N4O4 |
916671-21-1 | Pyrazino[2,3-f][1,10]phenanthroline-2,3-dicarboxylic acid, 7-formyl-, 2,3-diethyl ester | C21H16N4O5 |
916671-22-2 | Pyrazino[2,3-f][1,10]phenanthroline-2,3-dicarboxylic acid, 7-(hydroxymethyl)-, 2,3-diethyl ester | C21H18N4O5 |