C1111233133313231133133313331333133313231232313331333133313333132311   >>    C111123313331323113313331333133313331323123231333133313331333313231   <<    C1111233133313231133133313331333133313231232313331333133313333132313   >>      C1111233133313231133133313331333133313231232313331333133313333132312   >>