C1111233133313231133133313331333133311221123121111331333133313331322131331   >>    C111123313331323113313331333133313331122112312111133133313331333132213133   <<    C1111233133313231133133313331333133311221123121111331333133313331322131333   >>      C1111233133313231133133313331333133311221123121111331333133313331322131332   >>