Twin directories of cac:

[DIR]  ftp://ftp.cs.toronto.edu/na/cac/
[DIR]  ftp://ftp.stratus.com/cac/
[DIR]  ftp://ftp.calweb.com/business/employers/cac/
[DIR]  ftp://ftp.genome.ad.jp/pub/kegg/xml/organisms/cac/
[DIR]  ftp://ftp.genome.ad.jp/pub/kegg/release/archive/kgml/KGML_v0.6.1/cac/
[DIR]  ftp://ftp.genome.ad.jp/pub/kegg/release/archive/kgml/KGML_v0.6/cac/
[DIR]  ftp://ftp.genome.ad.jp/pub/kegg/release/archive/kgml/KGML_v0.4/cac/
[DIR]  ftp://ftp.genome.ad.jp/pub/kegg/release/archive/kgml/KGML_v0.5/cac/
[DIR]  ftp://ftp.genome.ad.jp/pub/kegg/release/archive/kgml/KGML_v0.3_old/cac/
[DIR]  ftp://ftp.genome.ad.jp/pub/kegg/release/archive/kgml/KGML_v0.2/cac/
[DIR]  ftp://ftp.genome.ad.jp/pub/kegg/release/archive/kgml/KGML_v0.3/cac/
[DIR]  ftp://ftp.genome.ad.jp/pub/kegg/pathway/organisms/cac/
[DIR]  ftp://ftp.genome.ad.jp/pub/kegg/genes/organisms/cac/
[DIR]  ftp://ftp.genome.ad.jp/pub/db/community/biopax/cac/
[DIR]  ftp://ftp.genome.ad.jp/pub/kegg/brite/organisms/cac/
pkg://picon-usenix_1995.04.13-7_all.deb:13618712/usr/lib/picon/usenix/edu/washington/  info  downloads[DIR]3  picon-usenix_1995.04.13-7_all.deb/usr/lib/picon/usenix/edu/washington/cac/
pkg://picon-usenix_1995.04.13-7_all.deb:13618712/usr/lib/picon/usenix/edu/psu/  info  downloads[DIR]3  picon-usenix_1995.04.13-7_all.deb/usr/lib/picon/usenix/edu/psu/cac/
pkg://picon-usenix_1995.04.13-8_all.deb:14081650/usr/share/picons/usenix/edu/washington/  info  downloads[DIR]3  picon-usenix_1995.04.13-8_all.deb/usr/share/picons/usenix/edu/washington/cac/
pkg://picon-usenix_1995.04.13-8_all.deb:14081650/usr/share/picons/usenix/edu/psu/  info  downloads[DIR]3  picon-usenix_1995.04.13-8_all.deb/usr/share/picons/usenix/edu/psu/cac/
pkg://picon-usenix_1995.04.13-8_all.deb:14082438/usr/share/picons/usenix/edu/washington/  info  downloads[DIR]3  picon-usenix_1995.04.13-8_all.deb/usr/share/picons/usenix/edu/washington/cac/
pkg://picon-usenix_1995.04.13-8_all.deb:14082438/usr/share/picons/usenix/edu/psu/  info  downloads[DIR]3  picon-usenix_1995.04.13-8_all.deb/usr/share/picons/usenix/edu/psu/cac/
pkg://picon-usenix_1995.04.13.orig.tar.gz:14011340/usr/share/picons/usenix/edu/washington/  downloads[DIR]3  picon-usenix_1995.04.13.orig.tar.gz/usr/share/picons/usenix/edu/washington/cac/
pkg://picon-usenix_1995.04.13.orig.tar.gz:14011340/usr/share/picons/usenix/edu/psu/  downloads[DIR]3  picon-usenix_1995.04.13.orig.tar.gz/usr/share/picons/usenix/edu/psu/cac/
pkg://picon-users_2001.05.16-1_all.deb:4058374/picon-usenix-1995.04.13.orig/edu/washington/  info  downloads[DIR]3  picon-users_2001.05.16-1_all.deb/picon-usenix-1995.04.13.orig/edu/washington/cac/
pkg://picon-users_2001.05.16-1_all.deb:4058374/picon-usenix-1995.04.13.orig/edu/psu/  info  downloads[DIR]3  picon-users_2001.05.16-1_all.deb/picon-usenix-1995.04.13.orig/edu/psu/cac/
[DIR]  ftp://ftp.ziplink.net/users/cac/
[DIR]  ftp://ftp.itb.ac.id/pub/sourceforge/c/ca/cac/
[DIR]  ftp://194.199.20.114/linux/4/RPM/sourceforge/c/ca/cac/
[DIR]  ftp://194.199.20.114/linux/5/sourceforge/c/ca/cac/