C11111333133313232233133313331333133313332322331331121111331323222212321   >>    C1111133313331323223313331333133313331333232233133112111133132322221232   <<    C11111333133313232233133313331333133313332322331331121111331323222212323   >>      C11111333133313232233133313331333133313332322331331121111331323222212322   >>