C222133313331333131123313231333133313331333132331211111322331322123213321   >>    C22213331333133313112331323133313331333133313233121111132233132212321332   <<    C222133313331333131123313231333133313331333132331211111322331322123213323   >>      C222133313331333131123313231333133313331333132331211111322331322123213322   >>