C111113331333132322331333133313331323133313233213133313113313331323222233231   >>    C11111333133313232233133313331333132313331323321313331311331333132322223323   <<    C111113331333132322331333133313331323133313233213133313113313331323222233233   >>      C111113331333132322331333133313331323133313233213133313113313331323222233232   >>