C11111333133313232233133313331333132313331333133313311232313332331   >>    C1111133313331323223313331333133313231333133313331331123231333233   <<    C11111333133313232233133313331333132313331333133313311232313332333   >>      C11111333133313232233133313331333132313331333133313311232313332332   >>