Here is a full level hack for Rock Man 2.
??"rockman2nd.ips"?́ANES?t?@?C??"???b?N?}???Q(262,160?o?C?g)"?Ή???ips?p?b?`?ł??B
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?@?@?G???f?B???O?N???W?b?g
2005/10/10?@?@ver2.1
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2005/ 4/17?@?@ver2.0
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2004/ 9/ 1?@?@ver1.0???J
Rockman 2 - Dr. Wily no Nazo (J) [!].nes - GOODNES 3.14
CRC32: 30B91650
MD5: 055FB8DC626FB1FBADC0A193010A3E3F
SHA-1: FB51875D1FF4B0DEEE97E967E6434FF514F3C2F2
SHA-256: DEB88223311ACA8CA566B99D4063CA29D389D939FEE455F83AFAEC97C6F0A5D1