C111112111133131121133133313331333131333132322331333132322331322122131231   >>    C11111211113313112113313331333133313133313232233133313232233132212213123   <<    C111112111133131121133133313331333131333132322331333132322331322122131233   >>      C111112111133131121133133313331333131333132322331333132322331322122131232   >>