1 60X (2e,4ar,7as)-7a-(2,4-difluorophenyl)-6-(5-fluoro-4-methoxy-6-methylpyrimidin-2-yl)-2-imino-3-methyloctahydro-4h-pyrrolo[3,4-D]pyrimidin-4-one 1.000 2 60T (2e,4ar,7as)-7a-(2,6-difluorophenyl)-6-(5-fluoro-4-methoxy-6-methylpyrimidin-2-yl)-2-imino-3-methyloctahydro-4h-pyrrolo[3,4-D]pyrimidin-4-one 0.935 3 60V 5-[(2e,4ar,7ar)-6-(5-fluoro-4-methoxy-6-methylpyrimidin-2-yl)-2-imino-3-methyl-4-oxooctahydro-7ah-pyrrolo[3,4-D]pyrimidin-7a-yl]thiophene-2-carbonitrile 0.788 4 60U 5-[(2e,4ar,7ar)-6-(4-ethoxy-5-fluoro-6-methylpyrimidin-2-yl)-2-imino-3-methyl-4-oxooctahydro-7ah-pyrrolo[3,4-D]pyrimidin-7a-yl]thiophene-2-carbonitrile 0.765