Here are a few more codes that may or may not be used (found them on another website)
M3396-QFP67-XX4BK-B8MTH-PFQBQ
M339K-4YWGX-2DMBR-FCCQB-BHFMY
M339X-BV2CY-9PGWW-X8RXM-9FX8M
M33BY-KGJDY-2K7VR-JGDX8-R367D
M33GD-VKHVY-CCWQC-VTFQG-28QTB
M33GM-F3VKH-4GG2Y-Q3YKP-R89XD
M33HP-7GVWR-4RY3F-YK6FY-BT2MQ...