11H-CYCLOHEPTA(b)QUINOLIN-11-ONE, 5,6,7,8,9,10-HEXAHYDRO-4-METHOXY- 5,6,7,8,9,10-Hexahydro-4-methoxy-11H-cyclohepta(b)quinolin-11-one 5778-51-8 BRN 1466940 MAS 698