"Cyclohexanone, 4-hydroxy-4-[5-(2-pyrimidinyl)-2-pyridinyl]-"
"Cyclohexanone, 4-hydroxy-4-[5-(2-pyrimidinyl)-2-pyridinyl]-"
"Cyclohexanone, 4-hydroxy-4-[5-(2-pyrimidinyl)-2-pyridinyl]-"
"Cyclohexanone, 4-hydroxy-4-[5-(2-pyrimidinyl)-2-pyridinyl]-"