Parse successful
<?xml version="1.0" encoding="ISO-8859-1"?>
<Dataset xmlns="http://xml.opendap.org/ns/DAP/4.0#" xml:base="file:dap4/vol_1_ce_2.xml" dapVersion="4.0" dmrVersion="1.0" name="vol_1_ce_2">
    <Dimension name="d" size="5"/>
    <Int32 name="u">
        <Dim name="/d"/>
    </Int32>
    <Int32 name="v"/>
    <Group name="inst2">
        <Int32 name="u">
            <Dim size="2"/>
        </Int32>
        <Int32 name="v"/>
        <Structure name="Point">
            <Int32 name="x">
                <Dim name="/d"/>
            </Int32>
            <Int32 name="y"/>
        </Structure>
    </Group>
</Dataset>

<?xml version="1.0" encoding="ISO-8859-1"?>
<Dataset xmlns="http://xml.opendap.org/ns/DAP/4.0#" xml:base="file:dap4/vol_1_ce_2.xml" dapVersion="4.0" dmrVersion="1.0" name="vol_1_ce_2">
    <Dimension name="d" size="5"/>
    <Int32 name="u">
        <Dim name="/d"/>
        <Attribute name="DAP4_Checksum_CRC32" type="String">
            
        </Attribute>
    </Int32>
</Dataset>

The data:
{ {32, 1024, 32768, 1048576, 33554432} }