C1111233133313231133133313331333133313231323331333133313223113322121   >>    C111123313331323113313331333133313331323132333133313331322311332212   <<    C1111233133313231133133313331333133313231323331333133313223113322123   >>      C1111233133313231133133313331333133313231323331333133313223113322122   >>