MD5 (compat4x.aa) = 8087f85456553dbc90b35b5b7a9895ed
MD5 (compat4x.ab) = a25bf5d6a9ddf9ae42e9a68385860661
MD5 (compat4x.inf) = f3e0f6521a069d5c3a9980e8f596b067
MD5 (compat4x.mtree) = 0f87de2a1faee1f3e590c5b3633831eb