Super deconstruction

A = {the let 
        B = { 

            C:. 1 
        } 
    } 
    the console.log (ABC). 1 // 

    the let A = {B} 
　　 corresponds = ab & B 
    the console.log (BC). 1 // 

    the let {B: {}} = C A 
　　B derived from ab & 
　　C from ABC
 
    the console.log (C). 1 //