C222133313331333131123313231333133313331333132331211331322132211   >>    C22213331333133313112331323133313331333133313233121133132213221   <<    C222133313331333131123313231333133313331333132331211331322132213   >>      C222133313331333131123313231333133313331333132331211331322132212   >>