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Json<start>= Object | Array;
Object= "{" [ Field { "," Field } ] "}";
Field= String ":" Value;
Array= "[" [ Value { "," Value } ] "]";
Value<collapsed>= String |
	Number	|
    Object	|
	Array	|
    Boolean |
    Null	;

Number= '\-?(0|[1-9][0-9]*)(\.[0-9]+)?([Ee][\+\-]?[0-9]+)?';
String = '"([^\0-\x1F"\\]|\\([\\/bfnrt]|u[a-fA-F0-9]{4}))*"';
Boolean = 'true|false';
Null="null";
Lbracket<collapsed>="[";
Rbracket<collapsed>="]";
Lbrace<collapsed>="{";
Rbrace<collapsed>="}";
Colon<collapsed>=":";
Comma<collapsed>=",";
Whitespace<hidden>='[ \t\r\n\f\v]+';