Z28743

{
    "Z1K1": "Z2",
    "Z2K1": {
        "Z1K1": "Z6",
        "Z6K1": "Z28743"
    },
    "Z2K2": {
        "Z1K1": "Z20",
        "Z20K1": "Z28509",
        "Z20K2": {
            "Z1K1": "Z7",
            "Z7K1": "Z28509",
            "Z28509K1": {
                "Z1K1": "Z6010",
                "Z6010K1": {
                    "Z1K1": "Z19677",
                    "Z19677K1": {
                        "Z1K1": "Z16659",
                        "Z16659K1": "Z16660"
                    },
                    "Z19677K2": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "1234"
                    },
                    "Z19677K3": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "10000000"
                    }
                },
                "Z6010K2": {
                    "Z1K1": "Z19677",
                    "Z19677K1": {
                        "Z1K1": "Z16659",
                        "Z16659K1": "Z16660"
                    },
                    "Z19677K2": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "1234"
                    },
                    "Z19677K3": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "10000000"
                    }
                },
                "Z6010K3": {
                    "Z1K1": "Z19677",
                    "Z19677K1": {
                        "Z1K1": "Z16659",
                        "Z16659K1": "Z16660"
                    },
                    "Z19677K2": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "1234"
                    },
                    "Z19677K3": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "10000000"
                    }
                },
                "Z6010K4": {
                    "Z1K1": "Z6091",
                    "Z6091K1": "Q108888186"
                }
            },
            "Z28509K2": {
                "Z1K1": "Z6091",
                "Z6091K1": "Q48013"
            }
        },
        "Z20K3": {
            "Z1K1": "Z7",
            "Z7K1": "Z25286",
            "Z25286K2": {
                "Z1K1": "Z6010",
                "Z6010K1": {
                    "Z1K1": "Z19677",
                    "Z19677K1": {
                        "Z1K1": "Z16659",
                        "Z16659K1": "Z16660"
                    },
                    "Z19677K2": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "1100"
                    },
                    "Z19677K3": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "141747615625000000000000000000000000000000"
                    }
                },
                "Z6010K2": {
                    "Z1K1": "Z19677",
                    "Z19677K1": {
                        "Z1K1": "Z16659",
                        "Z16659K1": "Z16660"
                    },
                    "Z19677K2": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "1100"
                    },
                    "Z19677K3": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "141747615625000000000000000000000000000000"
                    }
                },
                "Z6010K3": {
                    "Z1K1": "Z19677",
                    "Z19677K1": {
                        "Z1K1": "Z16659",
                        "Z16659K1": "Z16660"
                    },
                    "Z19677K2": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "1100"
                    },
                    "Z19677K3": {
                        "Z1K1": "Z13518",
                        "Z13518K1": "141747615625000000000000000000000000000000"
                    }
                },
                "Z6010K4": {
                    "Z1K1": "Z6091",
                    "Z6091K1": "Q48013"
                }
            }
        }
    },
    "Z2K3": {
        "Z1K1": "Z12",
        "Z12K1": [
            "Z11",
            {
                "Z1K1": "Z11",
                "Z11K1": "Z1002",
                "Z11K2": "0.0001234 eV/c² in ounces"
            }
        ]
    },
    "Z2K4": {
        "Z1K1": "Z32",
        "Z32K1": [
            "Z31"
        ]
    },
    "Z2K5": {
        "Z1K1": "Z12",
        "Z12K1": [
            "Z11",
            {
                "Z1K1": "Z11",
                "Z11K1": "Z1002",
                "Z11K2": "should return 4sf"
            }
        ]
    }
}