1) Original invoice of 3 line items
....7341 is the invoice-credit memo whose status needs to come cancelled.
2) user has cancelled first line item
3) again created credit memo for first item using Invoice credit memo ....7425
cancelled it --90000054
4) credit memo of 2 line items --2222007426
cancelled it-------90000056
5) credit memo of all 3 line items in one invoice --2222007427
no 1----> related to above 5