definiens: means any of the following events : ( a ) the filing or institution of a voluntary or involuntarybankruptcy, reorganization, liquidation or receivership proceedings, or an assignment of a substantial portion of the assets forthe benefit of creditors by or against [COMPANY] ; ( b ) [COMPANY] ’s reasonable belief that any event detailed inSection 1.106(a ) may occur within the next [ * * * ] ; ( c ) there is an occurrence and continuance ( for a period in excess of anyapplicable cure period following notice thereof ) of a default by [COMPANY] with respect to any of its debt or paymentobligations in excess of $ [ * * * ] or any agreement having a material adverse effect on [COMPANY] ’s business or Acceleron’sability to perform under this Agreement ; ( d ) for [ * * * ], [COMPANY] fails to have sufficient available cash to fund the next [ * * * ] of its budgeted operating expenses, based on the budget approved by [COMPANY] pursuant to Section 2.3 of the Amendedand Restated Investor Rights Agreement among [COMPANY] and certain stockholders, dated as of March 24, 2008 and asamended ( ) ; ( e ) [COMPANY] plans to take any action that would give [COMPANY] a termination right under Section 10.2.1(b);or ( f ) one or more creditors of [COMPANY] notify [COMPANY] in writing that such creditors have organized for the purpose ofcommencing negotiations with regard to a possible bankruptcy filing of [COMPANY], or [COMPANY] has commenced negotiationswith one or more creditors with regard to a possible bankruptcy filing of [COMPANY] . [COMPANY] shall have the right to use theinformation contained within the financial reports delivered in accordance with the IRA in determining whether or not aTriggering Event has or has not occurred