How is (1R)-1-[4-(5-{[(1R)-6,7-Dimethoxy-2-methyl-1,2,3,4-tetrahydro-1-isoquinolinyl]methyl}-2-hydroxyphenoxy)benzyl]-7-methoxy-2-methyl-1,2,3,4-tetrahydro-6-isoquinolinol (CAS: 2831-75-6) typically synthesized?

This compound is typically synthesized via a multi-step process involving the coupling of an isoquinoline derivative with a benzyl halide, followed by subsequent modifications. The synthesis involves the use of standard organic synthesis techniques such as stirring, reflux, and recrystallization. The overall yield is moderate, and the reaction is selective under optimized conditions.