C1111233133313231133133313331333133313231232313331333133313232122232231   >>    C111123313331323113313331333133313331323123231333133313331323212223223   <<    C1111233133313231133133313331333133313231232313331333133313232122232233   >>      C1111233133313231133133313331333133313231232313331333133313232122232232   >>