ITEM
    n6_7=10
    a3_1=MG
    np2_2=1.11
    AMOUNT
        a3_5=CER
        np2_2=2.22
        DESC
            a20_1=hello1
            a20_3=test1
        DESC
            a20_1=hello2
            a20_3=test2
    AMOUNT
        a3_5=CER2
        np2_2=4.11
        DESC
            a20_1=hello3
            a20_3=test3
        DESC
            a20_1=hello4
            a20_3=test4
ITEM
    n6_7=20
    a3_1=MG
    AMOUNT
        a3_5=CER
        np2_2=3.22
        DESC
            a20_1=go
    AMOUNT
        a3_5=TEE
        np2_5=66.43
ITEM
...
..