C1111233133313231133133313233313231323132313231133132333132323111   >>    C111123313331323113313331323331323132313231323113313233313232311   <<    C1111233133313231133133313233313231323132313231133132333132323113   >>      C1111233133313231133133313233313231323132313231133132333132323112   >>