C1111133313331323223313331333133313331333131333133313331333133313331311213221   >>    C111113331333132322331333133313331333133313133313331333133313331333131121322   <<    C1111133313331323223313331333133313331333131333133313331333133313331311213223   >>      C1111133313331323223313331333133313331333131333133313331333133313331311213222   >>