6,7,8,9-Tetrahydro-4-trifluoromethyl-2H-pyrano[3,2-g]quinolin-2-one, (I), and 6,7,8,9-Tetrahydro-9-ethyl-4-trifluoromethyl-2H-pyrano[3,2-g]quinolin-2-one, (II)
Title:
6,7,8,9-Tetrahydro-4-trifluoromethyl-2H-pyrano[3,2-g]quinolin-2-one, (I), and 6,7,8,9-Tetrahydro-9-ethyl-4-trifluoromethyl-2H-pyrano[3,2-g]quinolin-2-one, (II)