C22213331333133313112331323133313331333131311331333133313113313111221312323221   >>    C2221333133313331311233132313331333133313131133133313331311331311122131232322   <<    C22213331333133313112331323133313331333131311331333133313113313111221312323223   >>      C22213331333133313112331323133313331333131311331333133313113313111221312323222   >>