regex101: NOT a word example with Shopify

Regular Expression

OTHER REFERENCE:\s\d{8}\D{4}\s(?!\b(SHOPIFY)\b)\w+

New

OTHER REFERENCE: 20180201AIEJ SHOPIFY INTERNATIO SHOPIFY PMT AMT GBP 664367.38 | 
OTHER REFERENCE: 20180201AJJS Shopify (Ireland) Limited SEPA Credit PMT AMT EUR 22718.08 | 
OTHER REFERENCE: 20180301AIOV SHOPIFY INTERNATIO PMT AMT GBP 692673.45 | 
OTHER REFERENCE: 20180302AKIH Shopify (Ireland) Limited SEPA Credit PMT AMT EUR 20147.37 | 
OTHER REFERENCE: 20180226AJYS STRIPE DDA BACS PMT AMT GBP 122328.84 | 
OTHER REFERENCE: 20180125AJDH STRIPE DDA BACS PMT AMT GBP 48392.41 | 
OTHER REFERENCE: 20180103AGEJ STRIPE DDA BACS PMT AMT GBP 106257.89 | OTHER REFERENCE: 20180327AIQU STRIPE DDA BACS PMT AMT GBP 83725.34 | 		


(?m)^(?:(?!\bSHOPIFY\b).)+$