C11111333133313232233133313331333133313331313331333133313331333131133131122321   >>    C1111133313331323223313331333133313331333131333133313331333133313113313112232   <<    C11111333133313232233133313331333133313331313331333133313331333131133131122323   >>      C11111333133313232233133313331333133313331313331333133313331333131133131122322   >>