1,2,4-Triazolo(3',4':2,3)(1,3,4)thiadiazepino(7,6-b)quinoline, 9-methyl-3-phenyl- 136633-14-2 9-Methyl-3-phenyl-1,2,4-triazolo(3',4':2,3)(1,3,4)thiadiazepino(7,6-b)quinoline