4H-Pyrimido[6,1-a]isoquinolin-4-one, 3-(2-aminoethyl)-9-ethoxy-2,3,6,7-tetrahydro-10-methoxy-2-[(2,4,6-trimethylphenyl)imino]-
4H-Pyrimido[6,1-a]isoquinolin-4-one, 3-(2-aminoethyl)-9-ethoxy-2,3,6,7-tetrahydro-10-methoxy-2-[(2,4,6-trimethylphenyl)imino]-