C1111233133313231133133313331333133313231323331123231333132322333132311   >>    C111123313331323113313331333133313331323132333112323133313232233313231   <<    C1111233133313231133133313331333133313231323331123231333132322333132313   >>      C1111233133313231133133313331333133313231323331123231333132322333132312   >>