C1111233133313231133133313331333133313231232313331323133313123233232231   >>    C111123313331323113313331333133313331323123231333132313331312323323223   <<    C1111233133313231133133313331333133313231232313331323133313123233232233   >>      C1111233133313231133133313331333133313231232313331323133313123233232232   >>