C1111233133313231133133313331333133313231232313331333133313231132333131   >>    C111123313331323113313331333133313331323123231333133313331323113233313   <<    C1111233133313231133133313331333133313231232313331333133313231132333133   >>      C1111233133313231133133313331333133313231232313331333133313231132333132   >>