C111113331333132322331333133313331333133323223313311211111113111   >>    C11111333133313232233133313331333133313332322331331121111111311   <<    C111113331333132322331333133313331333133323223313311211111113113   >>      C111113331333132322331333133313331333133323223313311211111113112   >>