C1111233133313231133133313331333133313231323331323133313231313231333133331311   >>    C111123313331323113313331333133313331323132333132313331323131323133313333131   <<    C1111233133313231133133313331333133313231323331323133313231313231333133331313   >>      C1111233133313231133133313331333133313231323331323133313231313231333133331312   >>